﻿using System;
using System.Collections.Generic;
using System.Linq;
using System.Runtime.InteropServices;
using System.Text;
using Vanara.Extensions;
using Vanara.InteropServices;

namespace Vanara.PInvoke
{
	public static partial class Kernel32
	{
		/// <summary>Enumerate all calendars.</summary>
		public const CALID ENUM_ALL_CALENDARS = (CALID)0xffffffff;

		/// <summary>Indicates that no geographical location identifier has been set for the user.</summary>
		public const int GEOID_NOT_AVAILABLE = -1;

		/// <summary/>
		public const ushort LANG_INVARIANT = 0x7f;

		/// <summary/>
		public const ushort LANG_NEUTRAL = 0;

		/// <summary>Name of an invariant locale that provides stable locale and calendar data.</summary>
		public const string LOCALE_NAME_INVARIANT = "";

		/// <summary>
		/// Maximum length of a locale name. The maximum number of characters allowed for this string is 85, including a terminating null character.
		/// </summary>
		public const int LOCALE_NAME_MAX_LENGTH = 85;

		/// <summary>Name of the current operating system locale.</summary>
		public const string LOCALE_NAME_SYSTEM_DEFAULT = "!x-sys-default-locale";

		/// <summary>
		/// Name of the current user locale, matching the preference set in the regional and language options portion of Control Panel. This
		/// locale can be different from the locale for the current user interface language.
		/// </summary>
		public const string LOCALE_NAME_USER_DEFAULT = null;
		
		/// <summary/>
		public const ushort SORT_DEFAULT = 0;
		
		/// <summary/>
		public const ushort SUBLANG_CUSTOM_DEFAULT = 0x03;
		
		/// <summary/>
		public const ushort SUBLANG_CUSTOM_UNSPECIFIED = 0x04;
		
		/// <summary/>
		public const ushort SUBLANG_DEFAULT = 0x01;
		
		/// <summary/>
		public const ushort SUBLANG_NEUTRAL = 0;
		
		/// <summary/>
		public const ushort SUBLANG_SYS_DEFAULT = 0x02;
		
		/// <summary/>
		public const ushort SUBLANG_UI_CUSTOM_DEFAULT = 0x05;
		
		/// <summary/>
		public static readonly ushort LANG_SYSTEM_DEFAULT = MAKELANGID(LANG_NEUTRAL, SUBLANG_SYS_DEFAULT);
		
		/// <summary/>
		public static readonly ushort LANG_USER_DEFAULT = MAKELANGID(LANG_NEUTRAL, SUBLANG_DEFAULT);
		
		/// <summary/>
		public static readonly LCID LOCALE_CUSTOM_DEFAULT = MAKELCID(MAKELANGID(LANG_NEUTRAL, SUBLANG_CUSTOM_DEFAULT), SORT_DEFAULT);
		
		/// <summary/>
		public static readonly LCID LOCALE_CUSTOM_UI_DEFAULT = MAKELCID(MAKELANGID(LANG_NEUTRAL, SUBLANG_UI_CUSTOM_DEFAULT), SORT_DEFAULT);
		
		/// <summary/>
		public static readonly LCID LOCALE_CUSTOM_UNSPECIFIED = MAKELCID(MAKELANGID(LANG_NEUTRAL, SUBLANG_CUSTOM_UNSPECIFIED), SORT_DEFAULT);
		
		/// <summary/>
		public static readonly LCID LOCALE_INVARIANT = MAKELCID(MAKELANGID(LANG_INVARIANT, SUBLANG_NEUTRAL), SORT_DEFAULT);
		
		/// <summary/>
		public static readonly LCID LOCALE_NEUTRAL = MAKELCID(MAKELANGID(LANG_NEUTRAL, SUBLANG_NEUTRAL), SORT_DEFAULT);
		
		/// <summary/>
		public static readonly LCID LOCALE_SYSTEM_DEFAULT = MAKELCID(LANG_SYSTEM_DEFAULT, SORT_DEFAULT);
		
		/// <summary/>
		public static readonly LCID LOCALE_USER_DEFAULT = MAKELCID(LANG_USER_DEFAULT, SORT_DEFAULT);

		/// <summary>
		/// An application-defined callback function that processes enumerated calendar information provided by the <c>EnumCalendarInfo</c>
		/// function. The CALINFO_ENUMPROC type defines a pointer to this callback function. <c>EnumCalendarInfoProc</c> is a placeholder for
		/// the application-defined function name.
		/// </summary>
		/// <param name="lpCalendarInfoString">
		/// Pointer to a buffer containing a null-terminated calendar information string. This string is formatted according to the calendar
		/// type passed to <c>EnumCalendarInfo</c>.
		/// </param>
		/// <returns>Returns <c>TRUE</c> to continue enumeration or <c>FALSE</c> otherwise.</returns>
		// BOOL CALLBACK EnumCalendarInfoProc( _In_ LPTSTR lpCalendarInfoString); https://msdn.microsoft.com/en-us/library/windows/desktop/dd317806(v=vs.85).aspx
		[UnmanagedFunctionPointer(CallingConvention.Winapi, CharSet = CharSet.Auto)]
		[PInvokeData("Winnls.h", MSDNShortId = "dd317806")]
		[return: MarshalAs(UnmanagedType.Bool)]
		public delegate bool EnumCalendarInfoProc(string lpCalendarInfoString);

		/// <summary>
		/// An application-defined callback function that processes enumerated calendar information provided by the <c>EnumCalendarInfoEx</c>
		/// function. The CALINFO_ENUMPROCEX type defines a pointer to this callback function. <c>EnumCalendarInfoProcEx</c> is a placeholder
		/// for the application-defined function name.
		/// </summary>
		/// <param name="lpCalendarInfoString">
		/// Pointer to a buffer containing a null-terminated calendar information string. This string is formatted according to the calendar
		/// type passed to <c>EnumCalendarInfoEx</c>.
		/// </param>
		/// <param name="Calendar"><c>Calendar identifier</c> that specifies the calendar associated with the supplied information.</param>
		/// <returns>Returns <c>TRUE</c> to continue enumeration or <c>FALSE</c> otherwise.</returns>
		// BOOL CALLBACK EnumCalendarInfoProcEx( _In_ LPTSTR lpCalendarInfoString, _In_ CALID Calendar); https://msdn.microsoft.com/en-us/library/windows/desktop/dd317807(v=vs.85).aspx
		[PInvokeData("Winnls.h", MSDNShortId = "dd317807")]
		[UnmanagedFunctionPointer(CallingConvention.Winapi, CharSet = CharSet.Auto)]
		[return: MarshalAs(UnmanagedType.Bool)]
		public delegate bool EnumCalendarInfoProcEx(string lpCalendarInfoString, CALID Calendar);

		/// <summary>
		/// An application-defined callback function that processes enumerated calendar information provided by the
		/// <c>EnumCalendarInfoExEx</c> function. The CALINFO_ENUMPROCEXEX type defines a pointer to this callback function.
		/// <c>EnumCalendarInfoProcExEx</c> is a placeholder for the application-defined function name.
		/// </summary>
		/// <param name="lpCalendarInfoString">
		/// Pointer to a buffer containing a null-terminated calendar information string. This string is formatted according to the calendar
		/// type passed to <c>EnumCalendarInfoExEx</c>.
		/// </param>
		/// <param name="Calendar"><c>Calendar identifier</c> that specifies the calendar associated with the specified information.</param>
		/// <param name="lpReserved">Reserved; must be <c>NULL</c>.</param>
		/// <param name="lParam">
		/// An application-provided input parameter of <c>EnumCalendarInfoExEx</c>. This value is especially useful for multi-threaded
		/// applications, since it can be used to pass thread-specific data to this callback function.
		/// </param>
		/// <returns>Returns <c>TRUE</c> to continue enumeration or <c>FALSE</c> otherwise.</returns>
		// BOOL CALLBACK EnumCalendarInfoProcExEx( _In_ LPWSTR lpCalendarInfoString, _In_ CALID Calendar, _In_ LPWSTR lpReserved, _In_ LPARAM
		// lParam); https://msdn.microsoft.com/en-us/library/windows/desktop/dd317808(v=vs.85).aspx
		[PInvokeData("Winnls.h", MSDNShortId = "dd317808")]
		[UnmanagedFunctionPointer(CallingConvention.Winapi, CharSet = CharSet.Unicode)]
		[return: MarshalAs(UnmanagedType.Bool)]
		public delegate bool EnumCalendarInfoProcExEx(string lpCalendarInfoString, CALID Calendar, string lpReserved, IntPtr lParam);

		/// <summary>
		/// An application-defined callback function that processes enumerated code page information provided by the
		/// <c>EnumSystemCodePages</c> function. The CODEPAGE_ENUMPROC type defines a pointer to this callback function.
		/// <c>EnumCodePagesProc</c> is a placeholder for the application-defined function name.
		/// </summary>
		/// <param name="lpCodePageString">Pointer to a buffer containing a null-terminated code page identifier string.</param>
		/// <returns>Returns <c>TRUE</c> to continue enumeration or <c>FALSE</c> otherwise.</returns>
		// BOOL CALLBACK EnumCodePagesProc( _In_ LPTSTR lpCodePageString); https://msdn.microsoft.com/en-us/library/windows/desktop/dd317809(v=vs.85).aspx
		[PInvokeData("Winnls.h", MSDNShortId = "dd317809")]
		[UnmanagedFunctionPointer(CallingConvention.Winapi, CharSet = CharSet.Auto)]
		[return: MarshalAs(UnmanagedType.Bool)]
		public delegate bool EnumCodePagesProc(string lpCodePageString);

		/// <summary>
		/// An application-defined callback function that processes date format information provided by the <c>EnumDateFormats</c> function.
		/// The DATEFMT_ENUMPROC type defines a pointer to this callback function. <c>EnumDateFormatsProc</c> is a placeholder for the
		/// application-defined function name.
		/// </summary>
		/// <param name="lpDateFormatString">
		/// Pointer to a buffer containing a null-terminated date format string. This string is a long or short date format, depending on the
		/// value of the dwFlags parameter of <c>EnumDateFormats</c>.
		/// </param>
		/// <returns>Returns <c>TRUE</c> to continue enumeration or <c>FALSE</c> otherwise.</returns>
		// BOOL CALLBACK EnumDateFormatsProc( _In_ LPTSTR lpDateFormatString); https://msdn.microsoft.com/en-us/library/windows/desktop/dd317813(v=vs.85).aspx
		[UnmanagedFunctionPointer(CallingConvention.Winapi, CharSet = CharSet.Auto)]
		[PInvokeData("Winnls.h", MSDNShortId = "dd317813")]
		[return: MarshalAs(UnmanagedType.Bool)]
		public delegate bool EnumDateFormatsProc(string lpDateFormatString);

		/// <summary>
		/// An application-defined callback function that processes enumerated date format information provided by the
		/// <c>EnumDateFormatsEx</c> function. The DATEFMT_ENUMPROCEX type defines a pointer to this callback function.
		/// <c>EnumDateFormatsProcEx</c> is a placeholder for the application-defined function name.
		/// </summary>
		/// <param name="lpDateFormatString">
		/// Pointer to a buffer containing a null-terminated date format string. This string is a long or short date format, depending on the
		/// value of the dwFlags parameter of <c>EnumDateFormatsEx</c>.
		/// </param>
		/// <param name="CalendarID"><c>Calendar identifier</c> associated with the date format string.</param>
		/// <returns>Returns <c>TRUE</c> to continue enumeration or <c>FALSE</c> otherwise.</returns>
		// BOOL CALLBACK EnumDateFormatsProcEx( _In_ LPTSTR lpDateFormatString, _In_ CALID CalendarID); https://msdn.microsoft.com/en-us/library/windows/desktop/dd317814(v=vs.85).aspx
		[UnmanagedFunctionPointer(CallingConvention.Winapi, CharSet = CharSet.Auto)]
		[PInvokeData("Winnls.h", MSDNShortId = "dd317814")]
		[return: MarshalAs(UnmanagedType.Bool)]
		public delegate bool EnumDateFormatsProcEx(string lpDateFormatString, CALID CalendarID);

		/// <summary>
		/// An application-defined function that processes enumerated date format information provided by the <c>EnumDateFormatsExEx</c>
		/// function. The DATEFMT_ENUMPROCEXEX type defines a pointer to this callback function. <c>EnumDateFormatsProcExEx</c> is a
		/// placeholder for the application-defined function name.
		/// </summary>
		/// <param name="lpDateFormatString">
		/// Pointer to a buffer containing a null-terminated date format string. This string is a long or short date format, depending on the
		/// value of the dwFlags parameter passed to <c>EnumDateFormatsExEx</c>.
		/// </param>
		/// <param name="CalendarID"><c>Calendar identifier</c> associated with the specified date format string.</param>
		/// <param name="lParam">
		/// An application-provided input parameter of <c>EnumDateFormatsExEx</c>. This parameter is especially useful for multi-threaded
		/// applications, since it can be used to pass thread-specific data to this callback function.
		/// </param>
		/// <returns>Returns <c>TRUE</c> to continue enumeration or <c>FALSE</c> otherwise.</returns>
		// BOOL CALLBACK EnumDateFormatsProcExEx( _In_ LPWSTR lpDateFormatString, _In_ CALID CalendarID, _In_ LPARAM lParam); https://msdn.microsoft.com/en-us/library/windows/desktop/dd317815(v=vs.85).aspx
		[UnmanagedFunctionPointer(CallingConvention.Winapi, CharSet = CharSet.Unicode)]
		[PInvokeData("Winnls.h", MSDNShortId = "dd317815")]
		[return: MarshalAs(UnmanagedType.Bool)]
		public delegate bool EnumDateFormatsProcExEx(string lpDateFormatString, CALID CalendarID, IntPtr lParam);

		/// <summary>
		/// An application-defined callback function that processes enumerated geographical location information provided by the
		/// <c>EnumSystemGeoID</c> function. The GEO_ENUMPROC type defines a pointer to this callback function. <c>EnumGeoInfoProc</c> is a
		/// placeholder for the application-defined function name.
		/// </summary>
		/// <param name="GeoId">Identifier of the geographical location to check.</param>
		/// <returns>Returns <c>TRUE</c> to continue enumeration or <c>FALSE</c> otherwise.</returns>
		// BOOL CALLBACK EnumGeoInfoProc( _In_ GEOID GeoId); https://msdn.microsoft.com/en-us/library/windows/desktop/dd317817(v=vs.85).aspx
		[UnmanagedFunctionPointer(CallingConvention.Winapi)]
		[PInvokeData("Winnls.h", MSDNShortId = "dd317817")]
		[return: MarshalAs(UnmanagedType.Bool)]
		public delegate bool EnumGeoInfoProc(int GeoId);

		/// <summary>
		/// An application-defined callback function that processes enumerated language group locale information provided by the
		/// <c>EnumLanguageGroupLocales</c> function. The LANGGROUPLOCALE_ENUMPROC type defines a pointer to this callback function.
		/// <c>EnumLanguageGroupLocalesProc</c> is a placeholder for the application-defined function name.
		/// </summary>
		/// <param name="LanguageGroup">Identifier of the language group. This parameter can have one of the following values:</param>
		/// <param name="Locale">
		/// <para>
		/// Locale identifier that specifies the locale. You can use the <c>MAKELCID</c> macro to create a locale identifier or use one of
		/// the following predefined values.
		/// </para>
		/// <para><c>Windows Vista and later:</c> The following custom locale identifiers are also supported.</para>
		/// </param>
		/// <param name="lpLocaleString">Pointer to a buffer containing a null-terminated locale identifier string.</param>
		/// <param name="lParam">
		/// Application-defined value passed to the <c>EnumLanguageGroupLocales</c> function. This parameter can be used for error checking.
		/// </param>
		/// <returns>Returns <c>TRUE</c> to continue enumeration or <c>FALSE</c> otherwise.</returns>
		// BOOL CALLBACK EnumLanguageGroupLocalesProc( _In_ LGRPID LanguageGroup, _In_ LCID Locale, _In_ LPTSTR lpLocaleString, _In_ LONG_PTR
		// lParam); https://msdn.microsoft.com/en-us/library/windows/desktop/dd317820(v=vs.85).aspx
		[PInvokeData("Winnls.h", MSDNShortId = "dd317820")]
		[UnmanagedFunctionPointer(CallingConvention.Winapi, CharSet = CharSet.Auto)]
		[return: MarshalAs(UnmanagedType.Bool)]
		public delegate bool EnumLanguageGroupLocalesProc(LGRPID LanguageGroup, LCID Locale, string lpLocaleString, IntPtr lParam);

		/// <summary>
		/// An application-defined callback function that processes enumerated language group information provided by the
		/// <c>EnumSystemLanguageGroups</c> function. The LANGUAGEGROUP_ENUMPROC type defines a pointer to this callback function.
		/// <c>EnumLanguageGroupsProc</c> is a placeholder for the application-defined function name.
		/// </summary>
		/// <param name="LanguageGroup">Language group identifier. This parameter can have one of the following values:</param>
		/// <param name="lpLanguageGroupString">Pointer to a buffer containing a null-terminated language group identifier string.</param>
		/// <param name="lpLanguageGroupNameString">Pointer to a buffer containing a null-terminated language group name string.</param>
		/// <param name="dwFlags">
		/// <para>
		/// Flag specifying whether the language group identifier is supported or installed. This parameter can have one of the following values.
		/// </para>
		/// <para>
		/// <list type="table">
		/// <listheader>
		/// <term>Value</term>
		/// <term>Meaning</term>
		/// </listheader>
		/// <item>
		/// <term/>
		/// <term/>
		/// </item>
		/// <item>
		/// <term>LGRPID_INSTALLED = 1</term>
		/// <term>Language group identifier is installed.</term>
		/// </item>
		/// <item>
		/// <term>LGRPID_SUPPORTED = 2</term>
		/// <term>Language group identifier is both supported and installed.</term>
		/// </item>
		/// </list>
		/// </para>
		/// </param>
		/// <param name="lParam">Application-defined parameter. This parameter can be used for error checking.</param>
		/// <returns>Returns <c>TRUE</c> to continue enumeration or <c>FALSE</c> otherwise.</returns>
		// BOOL CALLBACK EnumLanguageGroupsProc( _In_ LGRPID LanguageGroup, _In_ LPTSTR lpLanguageGroupString, _In_ LPTSTR
		// lpLanguageGroupNameString, _In_ DWORD dwFlags, _In_ LONG_PTR lParam); https://msdn.microsoft.com/en-us/library/windows/desktop/dd317821(v=vs.85).aspx
		[PInvokeData("Winnls.h", MSDNShortId = "dd317821")]
		[UnmanagedFunctionPointer(CallingConvention.Winapi, CharSet = CharSet.Auto)]
		[return: MarshalAs(UnmanagedType.Bool)]
		public delegate bool EnumLanguageGroupsProc(LGRPID LanguageGroup, string lpLanguageGroupString, string lpLanguageGroupNameString, LGRPID_FLAGS dwFlags, IntPtr lParam);

		/// <summary>
		/// An application-defined callback function that processes enumerated locale information provided by the <c>EnumSystemLocales</c>
		/// function. The LOCALE_ENUMPROC type defines a pointer to this callback function. <c>EnumLocalesProc</c> is a placeholder for the
		/// application-defined function name.
		/// </summary>
		/// <param name="lpLocaleString">Pointer to a buffer containing a null-terminated locale identifier string.</param>
		/// <returns>Returns <c>TRUE</c> to continue enumeration or <c>FALSE</c> otherwise.</returns>
		// BOOL CALLBACK EnumLocalesProc( _In_ LPTSTR lpLocaleString); https://msdn.microsoft.com/en-us/library/windows/desktop/dd317822(v=vs.85).aspx
		[UnmanagedFunctionPointer(CallingConvention.Winapi, CharSet = CharSet.Auto)]
		[PInvokeData("Winnls.h", MSDNShortId = "dd317822")]
		[return: MarshalAs(UnmanagedType.Bool)]
		public delegate bool EnumLocalesProc(string lpLocaleString);

		/// <summary>
		/// An application-defined callback function that processes enumerated locale information provided by the <c>EnumSystemLocalesEx</c>
		/// function. The LOCALE_ENUMPROCEX type defines a pointer to this callback function. <c>EnumLocalesProcEx</c> is a placeholder for
		/// the application-defined function name.
		/// </summary>
		/// <param name="lpLocaleString">Pointer to a buffer containing a null-terminated locale name string.</param>
		/// <param name="dwFlags">
		/// Flags defining locale information. Values for this parameter can include a binary OR of flags, but some flag combinations never
		/// occur. If the application specifies LOCALE_WINDOWS or LOCALE_ALTERNATE_SORTS, it can also specify LOCALE_REPLACEMENT so that the
		/// <c>EnumSystemLocalesEx</c> function can test to see if the locale is a replacement.
		/// </param>
		/// <param name="lParam">
		/// An application-provided input parameter of <c>EnumSystemLocalesEx</c>. This value is especially useful for multi-threaded
		/// applications, since it can be used to pass thread-specific data to this callback function.
		/// </param>
		/// <returns>Returns <c>TRUE</c> to continue enumeration or <c>FALSE</c> otherwise.</returns>
		// BOOL CALLBACK EnumLocalesProcEx( _In_ LPWSTR lpLocaleString, _In_ DWORD dwFlags, _In_ LPARAM lParam); https://msdn.microsoft.com/en-us/library/windows/desktop/dd317823(v=vs.85).aspx
		[UnmanagedFunctionPointer(CallingConvention.Winapi, CharSet = CharSet.Unicode)]
		[PInvokeData("Winnls.h", MSDNShortId = "dd317823")]
		[return: MarshalAs(UnmanagedType.Bool)]
		public delegate bool EnumLocalesProcEx(string lpLocaleString, LOCALE_FLAGS dwFlags, IntPtr lParam);

		/// <summary>
		/// An application-defined callback function that processes enumerated time format information provided by the <c>EnumTimeFormats</c>
		/// function. The TIMEFMT_ENUMPROC type defines a pointer to this callback function. <c>EnumTimeFormatsProc</c> is a placeholder for
		/// the application-defined function name.
		/// </summary>
		/// <param name="lpTimeFormatString">Pointer to a buffer containing a null-terminated time format string.</param>
		/// <returns>Returns <c>TRUE</c> to continue enumeration or <c>FALSE</c> otherwise.</returns>
		// BOOL CALLBACK EnumTimeFormatsProc( _In_ LPTSTR lpTimeFormatString); https://msdn.microsoft.com/en-us/library/windows/desktop/dd317832(v=vs.85).aspx
		[UnmanagedFunctionPointer(CallingConvention.Winapi, CharSet = CharSet.Auto)]
		[PInvokeData("Winnls.h", MSDNShortId = "dd317832")]
		[return: MarshalAs(UnmanagedType.Bool)]
		public delegate bool EnumTimeFormatsProc(string lpTimeFormatString);

		/// <summary>
		/// An application-defined callback function that processes enumerated time format information provided by the
		/// <c>EnumTimeFormatsEx</c> function. The TIMEFMT_ENUMPROCEX type defines a pointer to this callback function.
		/// <c>EnumTimeFormatsProcEx</c> is a placeholder for the application-defined function name.
		/// </summary>
		/// <param name="lpTimeFormatString">Pointer to a buffer containing a null-terminated time format string.</param>
		/// <param name="lParam">
		/// An application-provided input parameter of <c>EnumTimeFormatsEx</c>. This value is especially useful for multi-threaded
		/// applications, since it can be used to pass thread-specific data to this callback function.
		/// </param>
		/// <returns>Returns <c>TRUE</c> to continue enumeration or <c>FALSE</c> otherwise.</returns>
		// BOOL CALLBACK EnumTimeFormatsProcEx( _In_ LPWSTR lpTimeFormatString, _In_ LPARAM lParam); https://msdn.microsoft.com/en-us/library/windows/desktop/dd317833(v=vs.85).aspx
		[UnmanagedFunctionPointer(CallingConvention.Winapi, CharSet = CharSet.Unicode)]
		[PInvokeData("Winnls.h", MSDNShortId = "dd317833")]
		[return: MarshalAs(UnmanagedType.Bool)]
		public delegate bool EnumTimeFormatsProcEx(string lpTimeFormatString, IntPtr lParam);

		/// <summary>
		/// An application-defined callback function that processes enumerated user interface language information provided by the
		/// <c>EnumUILanguages</c> function. The UILANGUAGE_ENUMPROC type defines a pointer to this callback function.
		/// <c>EnumUILanguagesProc</c> is a placeholder for the application-defined function name.
		/// </summary>
		/// <param name="lpUILanguageString">
		/// Pointer to a buffer containing a null-terminated string representing a user interface language identifier or language name,
		/// depending on the value for the dwFlags parameter passed in the call to <c>EnumUILanguages</c>.
		/// </param>
		/// <param name="lParam">Application-defined value.</param>
		/// <returns>Returns <c>TRUE</c> to continue enumeration or <c>FALSE</c> otherwise.</returns>
		// BOOL CALLBACK EnumUILanguagesProc( _In_ LPTSTR lpUILanguageString, _In_ LONG_PTR lParam); https://msdn.microsoft.com/en-us/library/windows/desktop/dd317835(v=vs.85).aspx
		[PInvokeData("Winnls.h", MSDNShortId = "dd317835")]
		[UnmanagedFunctionPointer(CallingConvention.Winapi, CharSet = CharSet.Auto)]
		[return: MarshalAs(UnmanagedType.Bool)]
		public delegate bool EnumUILanguagesProc(string lpUILanguageString, IntPtr lParam);

		/// <summary>
		/// An application-defined callback function that processes enumerated geographical location information provided by the
		/// <c>EnumSystemGeoNames</c> function. The <c>GEO_ENUMNAMEPROC</c> type defines a pointer to this callback function.
		/// Geo_EnumNameProc is a placeholder for the application-defined function name.
		/// </summary>
		/// <param name="GeoName">
		/// A two-letter International Organization for Standardization (ISO) 3166-1 code or numeric United Nations (UN) Series M, Number 49
		/// (M.49) code for a geographical location that is available on the operating system.
		/// </param>
		/// <param name="data">
		/// Application-specific information that was specified by the data parameter when the application called the
		/// <c>EnumSystemGeoNames</c> function.
		/// </param>
		/// <returns>Returns <c>TRUE</c> to continue enumeration or <c>FALSE</c> otherwise.</returns>
		// BOOL CALLBACK Geo_EnumNameProc( _In_ PWSTR GeoName, LPARAM data); https://msdn.microsoft.com/en-us/library/windows/desktop/mt826488(v=vs.85).aspx
		[UnmanagedFunctionPointer(CallingConvention.Winapi, CharSet = CharSet.Unicode)]
		[PInvokeData("Winnls.h", MSDNShortId = "mt826488")]
		[return: MarshalAs(UnmanagedType.Bool)]
		public delegate bool Geo_EnumNameProc(string GeoName, IntPtr data);

		private delegate bool GetLangFunc<TEnum>(TEnum dwFlags, out uint pulNumLanguages, IntPtr pwszLanguagesBuffer, ref uint pcchLanguagesBuffer) where TEnum : Enum;

		/// <summary>
		/// <para>Deprecated. Specifies the date units for adjusting the <c>CALDATETIME</c> structure.</para>
		/// </summary>
		// https://docs.microsoft.com/en-us/windows/desktop/intl/caldatetime-dateunit enum CALDATETIME_DATEUNIT { EraUnit, YearUnit,
		// MonthUnit, WeekUnit, DayUnit, HourUnit, MinuteUnit, SecondUnit, TickUnit };
		[PInvokeData("", MSDNShortId = "20d0cd7a-6e6b-4c82-9cfa-e4f4315d6362")]
		public enum CALDATETIME_DATEUNIT
		{
			/// <summary>The era date time unit.</summary>
			EraUnit,

			/// <summary>The year date time unit.</summary>
			YearUnit,

			/// <summary>The month date time unit.</summary>
			MonthUnit,

			/// <summary>The week date time unit.</summary>
			WeekUnit,

			/// <summary>The day date time unit.</summary>
			DayUnit,

			/// <summary>The hour date time unit.</summary>
			HourUnit,

			/// <summary>The minute date time unit.</summary>
			MinuteUnit,

			/// <summary></summary>
			SecondUnit,

			/// <summary></summary>
			TickUnit
		}

		/// <summary>
		/// The calendar identifiers (data type CALID) that are used to specify different calendars. Your applications can use these
		/// identifiers when using the following NLS functions and callback functions, which have parameters that take the CALID data type.
		/// </summary>
		[PInvokeData("", MSDNShortId = "ba2e841e-e24e-476a-851e-a29b3af4f04d")]
		public enum CALID : uint
		{
			/// <summary>Gregorian (localized)</summary>
			CAL_GREGORIAN = 1,

			/// <summary>Gregorian (English strings always)</summary>
			CAL_GREGORIAN_US = 2,

			/// <summary>Japanese Emperor Era</summary>
			CAL_JAPAN = 3,

			/// <summary>Taiwan calendar</summary>
			CAL_TAIWAN = 4,

			/// <summary>Korean Tangun Era</summary>
			CAL_KOREA = 5,

			/// <summary>Hijri (Arabic Lunar)</summary>
			CAL_HIJRI = 6,

			/// <summary>Thai</summary>
			CAL_THAI = 7,

			/// <summary>Hebrew (Lunar)</summary>
			CAL_HEBREW = 8,

			/// <summary>Gregorian Middle East French</summary>
			CAL_GREGORIAN_ME_FRENCH = 9,

			/// <summary>Gregorian Arabic</summary>
			CAL_GREGORIAN_ARABIC = 10,

			/// <summary>Gregorian transliterated English</summary>
			CAL_GREGORIAN_XLIT_ENGLISH = 11,

			/// <summary>Gregorian transliterated French</summary>
			CAL_GREGORIAN_XLIT_FRENCH = 12,

			/// <summary>Windows Vista and later: Persian</summary>
			CAL_PERSIAN = 22,

			/// <summary>Windows Vista and later: Um Al Qura (Arabic lunar) calendar</summary>
			CAL_UMALQURA = 23,
		}

		/// <summary>Type of calendar information to retrieve.</summary>
		[Flags]
		public enum CALTYPE : uint
		{
			/// <summary>Windows Me/98, Windows 2000: Use the system default instead of the user's choice.</summary>
			CAL_NOUSEROVERRIDE = LCTYPE.LOCALE_NOUSEROVERRIDE,

			/// <summary>
			/// Windows Me/98, Windows 2000: Use the system ANSI code page (ACP) instead of the locale code page for string translation. This
			/// is only relevant for ANSI versions of functions, for example, EnumCalendarInfoA.
			/// </summary>
			CAL_USE_CP_ACP = LCTYPE.LOCALE_USE_CP_ACP,

			/// <summary>
			/// Windows Me/98, Windows 2000: Retrieve the result from GetCalendarInfo as a number instead of a string. This is only valid for
			/// values beginning with CAL_I.
			/// </summary>
			CAL_RETURN_NUMBER = LCTYPE.LOCALE_RETURN_NUMBER,

			/// <summary>
			/// Windows 7 and later: Retrieve the result from GetCalendarInfo in the form of genitive names of months, which are the names
			/// used when the month names are combined with other items. For example, in Ukrainian the equivalent of January is written
			/// "Січень" when the month is named alone. However, when the month name is used in combination, for example, in a date such as
			/// January 5th, 2003, the genitive form of the name is used. For the Ukrainian example, the genitive month name is displayed as
			/// "5 січня 2003". For more information, see LOCALE_RETURN_GENITIVE_NAMES.
			/// </summary>
			CAL_RETURN_GENITIVE_NAMES = LCTYPE.LOCALE_RETURN_GENITIVE_NAMES,

			/// <summary>An integer value indicating the calendar type of the alternate calendar.</summary>
			CAL_ICALINTVALUE = 0x00000001,

			/// <summary>Native name of the alternate calendar.</summary>
			CAL_SCALNAME = 0x00000002,

			/// <summary>
			/// One or more null-terminated strings that specify the year offsets for each of the era ranges. The last string has an extra
			/// terminating null character. This value varies in format depending on the type of optional calendar.
			/// </summary>
			CAL_IYEAROFFSETRANGE = 0x00000003,

			/// <summary>
			/// One or more null-terminated strings that specify each of the Unicode code points specifying the era associated with
			/// CAL_IYEAROFFSETRANGE. The last string has an extra terminating null character. This value varies in format depending on the
			/// type of optional calendar.
			/// </summary>
			CAL_SERASTRING = 0x00000004,

			/// <summary>Short date formats for the calendar type.</summary>
			CAL_SSHORTDATE = 0x00000005,

			/// <summary>Long date formats for the calendar type.</summary>
			CAL_SLONGDATE = 0x00000006,

			/// <summary>Native name of the first day of the week.</summary>
			CAL_SDAYNAME1 = 0x00000007,

			/// <summary>Native name of the second day of the week.</summary>
			CAL_SDAYNAME2 = 0x00000008,

			/// <summary>Native name of the third day of the week.</summary>
			CAL_SDAYNAME3 = 0x00000009,

			/// <summary>Native name of the fourth day of the week.</summary>
			CAL_SDAYNAME4 = 0x0000000a,

			/// <summary>Native name of the fifth day of the week.</summary>
			CAL_SDAYNAME5 = 0x0000000b,

			/// <summary>Native name of the sixth day of the week.</summary>
			CAL_SDAYNAME6 = 0x0000000c,

			/// <summary>Native name of the seventh day of the week.</summary>
			CAL_SDAYNAME7 = 0x0000000d,

			/// <summary>Abbreviated native name of the first day of the week.</summary>
			CAL_SABBREVDAYNAME1 = 0x0000000e,

			/// <summary>Abbreviated native name of the second day of the week.</summary>
			CAL_SABBREVDAYNAME2 = 0x0000000f,

			/// <summary>Abbreviated native name of the third day of the week.</summary>
			CAL_SABBREVDAYNAME3 = 0x00000010,

			/// <summary>Abbreviated native name of the fourth day of the week.</summary>
			CAL_SABBREVDAYNAME4 = 0x00000011,

			/// <summary>Abbreviated native name of the fifth day of the week.</summary>
			CAL_SABBREVDAYNAME5 = 0x00000012,

			/// <summary>Abbreviated native name of the sixth day of the week.</summary>
			CAL_SABBREVDAYNAME6 = 0x00000013,

			/// <summary>Abbreviated native name of the seventh day of the week.</summary>
			CAL_SABBREVDAYNAME7 = 0x00000014,

			/// <summary>Native name of the first month of the year.</summary>
			CAL_SMONTHNAME1 = 0x00000015,

			/// <summary>Native name of the second month of the year.</summary>
			CAL_SMONTHNAME2 = 0x00000016,

			/// <summary>Native name of the third month of the year.</summary>
			CAL_SMONTHNAME3 = 0x00000017,

			/// <summary>Native name of the fourth month of the year.</summary>
			CAL_SMONTHNAME4 = 0x00000018,

			/// <summary>Native name of the fifth month of the year.</summary>
			CAL_SMONTHNAME5 = 0x00000019,

			/// <summary>Native name of the sixth month of the year.</summary>
			CAL_SMONTHNAME6 = 0x0000001a,

			/// <summary>Native name of the seventh month of the year.</summary>
			CAL_SMONTHNAME7 = 0x0000001b,

			/// <summary>Native name of the eighth month of the year.</summary>
			CAL_SMONTHNAME8 = 0x0000001c,

			/// <summary>Native name of the ninth month of the year.</summary>
			CAL_SMONTHNAME9 = 0x0000001d,

			/// <summary>Native name of the tenth month of the year.</summary>
			CAL_SMONTHNAME10 = 0x0000001e,

			/// <summary>Native name of the eleventh month of the year.</summary>
			CAL_SMONTHNAME11 = 0x0000001f,

			/// <summary>Native name of the twelfth month of the year.</summary>
			CAL_SMONTHNAME12 = 0x00000020,

			/// <summary>Native name of the thirteenth month of the year, if it exists.</summary>
			CAL_SMONTHNAME13 = 0x00000021,

			/// <summary>Abbreviated native name of the first month of the year.</summary>
			CAL_SABBREVMONTHNAME1 = 0x00000022,

			/// <summary>Abbreviated native name of the second month of the year.</summary>
			CAL_SABBREVMONTHNAME2 = 0x00000023,

			/// <summary>Abbreviated native name of the third month of the year.</summary>
			CAL_SABBREVMONTHNAME3 = 0x00000024,

			/// <summary>Abbreviated native name of the fourth month of the year.</summary>
			CAL_SABBREVMONTHNAME4 = 0x00000025,

			/// <summary>Abbreviated native name of the fifth month of the year.</summary>
			CAL_SABBREVMONTHNAME5 = 0x00000026,

			/// <summary>Abbreviated native name of the sixth month of the year.</summary>
			CAL_SABBREVMONTHNAME6 = 0x00000027,

			/// <summary>Abbreviated native name of the seventh month of the year.</summary>
			CAL_SABBREVMONTHNAME7 = 0x00000028,

			/// <summary>Abbreviated native name of the eighth month of the year.</summary>
			CAL_SABBREVMONTHNAME8 = 0x00000029,

			/// <summary>Abbreviated native name of the ninth month of the year.</summary>
			CAL_SABBREVMONTHNAME9 = 0x0000002a,

			/// <summary>Abbreviated native name of the tenth month of the year.</summary>
			CAL_SABBREVMONTHNAME10 = 0x0000002b,

			/// <summary>Abbreviated native name of the eleventh month of the year.</summary>
			CAL_SABBREVMONTHNAME11 = 0x0000002c,

			/// <summary>Abbreviated native name of the twelfth month of the year.</summary>
			CAL_SABBREVMONTHNAME12 = 0x0000002d,

			/// <summary>Abbreviated native name of the thirteenth month of the year, if it exists.</summary>
			CAL_SABBREVMONTHNAME13 = 0x0000002e,

			/// <summary>Windows Me/98, Windows 2000: The year/month formats for the specified calendars.</summary>
			CAL_SYEARMONTH = 0x0000002f,

			/// <summary>Windows Me/98, Windows 2000: An integer value indicating the upper boundary of the two-digit year range.</summary>
			CAL_ITWODIGITYEARMAX = 0x00000030,

			/// <summary/>
			CAL_SSHORTESTDAYNAME1 = 0x00000031,

			/// <summary/>
			CAL_SSHORTESTDAYNAME2 = 0x00000032,

			/// <summary/>
			CAL_SSHORTESTDAYNAME3 = 0x00000033,

			/// <summary/>
			CAL_SSHORTESTDAYNAME4 = 0x00000034,

			/// <summary/>
			CAL_SSHORTESTDAYNAME5 = 0x00000035,

			/// <summary/>
			CAL_SSHORTESTDAYNAME6 = 0x00000036,

			/// <summary/>
			CAL_SSHORTESTDAYNAME7 = 0x00000037,

			/// <summary>
			/// Windows 7 and later: Format of the month and day for the calendar type. The formatting is similar to that for CAL_SLONGDATE.
			/// For example, if the Month/Day pattern is the full month name followed by the day number with leading zeros, for example,
			/// "September 03", the format is "MMMM dd". Single quotation marks can be used to insert non-format characters, for example,
			/// 'de' in Spanish.
			/// </summary>
			CAL_SMONTHDAY = 0x00000038,

			/// <summary>Windows 7 and later: Abbreviated native name of an era. The full era is represented by the CAL_SERASTRING constant.</summary>
			CAL_SABBREVERASTRING = 0x00000039,

			/// <summary/>
			CAL_SRELATIVELONGDATE = 0x0000003a,

			/// <summary/>
			CAL_SENGLISHERANAME = 0x0000003b,

			/// <summary/>
			CAL_SENGLISHABBREVERANAME = 0x0000003c,
		}

		/// <summary>Flags specifying the character type information to retrieve.</summary>
		[PInvokeData("Winnls.h")]
		public enum CHAR_TYPE_INFO
		{
			/// <summary>Retrieve character type information.</summary>
			[CorrespondingType(typeof(Ctype1))]
			CT_CTYPE1 = 1,

			/// <summary>Retrieve bidirectional layout information.</summary>
			[CorrespondingType(typeof(Ctype2))]
			CT_CTYPE2 = 2,

			/// <summary>Retrieve text processing information.</summary>
			[CorrespondingType(typeof(Ctype3))]
			CT_CTYPE3 = 4,
		}

		/// <summary>Flag specifying the code pages to enumerate.</summary>
		public enum CP_FLAGS
		{
			/// <summary>Enumerate only installed code pages.</summary>
			CP_INSTALLED = 1,

			/// <summary>Enumerate all supported code pages.</summary>
			CP_SUPPORTED = 2
		}

		/// <summary>
		/// These types support ANSI C and POSIX (LC_CTYPE) character typing functions. A bitwise-OR of these values is retrieved in the
		/// array in the output buffer when dwInfoType is set to CT_CTYPE1. For DBCS locales, the type attributes apply to both narrow
		/// characters and wide characters. The Japanese hiragana and katakana characters, and the kanji ideograph characters all have the
		/// C1_ALPHA attribute.
		/// </summary>
		[PInvokeData("Winnls.h")]
		[Flags]
		public enum Ctype1 : ushort
		{
			/// <summary>Uppercase</summary>
			C1_UPPER = 0x0001,

			/// <summary>Lowercase</summary>
			C1_LOWER = 0x0002,

			/// <summary>Decimal digits</summary>
			C1_DIGIT = 0x0004,

			/// <summary>Space characters</summary>
			C1_SPACE = 0x0008,

			/// <summary>Punctuation</summary>
			C1_PUNCT = 0x0010,

			/// <summary>Control characters</summary>
			C1_CNTRL = 0x0020,

			/// <summary>Blank characters</summary>
			C1_BLANK = 0x0040,

			/// <summary>Hexadecimal digits</summary>
			C1_XDIGIT = 0x0080,

			/// <summary>Any linguistic character: alphabetical, syllabary, or ideographic</summary>
			C1_ALPHA = 0x0100,

			/// <summary>A defined character, but not one of the other C1_* types</summary>
			C1_DEFINED = 0x0200,
		}

		/// <summary>
		/// These types support proper layout of Unicode text. For DBCS locales, the character type applies to both narrow and wide
		/// characters. The direction attributes are assigned so that the bidirectional layout algorithm standardized by Unicode produces
		/// accurate results. These types are mutually exclusive.
		/// </summary>
		[PInvokeData("Winnls.h")]
		public enum Ctype2 : ushort
		{
			/// <summary>No implicit directionality (for example, control codes)</summary>
			C2_NOTAPPLICABLE = 0x0000,

			/// <summary>Left to right</summary>
			C2_LEFTTORIGHT = 0x0001,

			/// <summary>Right to left</summary>
			C2_RIGHTTOLEFT = 0x0002,

			/// <summary>European number, European digit</summary>
			C2_EUROPENUMBER = 0x0003,

			/// <summary>European numeric separator</summary>
			C2_EUROPESEPARATOR = 0x0004,

			/// <summary>European numeric terminator</summary>
			C2_EUROPETERMINATOR = 0x0005,

			/// <summary>Arabic number</summary>
			C2_ARABICNUMBER = 0x0006,

			/// <summary>Common numeric separator</summary>
			C2_COMMONSEPARATOR = 0x0007,

			/// <summary>Block separator</summary>
			C2_BLOCKSEPARATOR = 0x0008,

			/// <summary>Segment separator</summary>
			C2_SEGMENTSEPARATOR = 0x0009,

			/// <summary>White space</summary>
			C2_WHITESPACE = 0x000A,

			/// <summary>Other neutrals</summary>
			C2_OTHERNEUTRAL = 0x000B,
		}

		/// <summary>
		/// These types are intended to be placeholders for extensions to the POSIX types required for general text processing or for the
		/// standard C library functions. A bitwise-OR of these values is retrieved when dwInfoType is set to CT_CTYPE3. For DBCS locales,
		/// the Ctype 3 attributes apply to both narrow characters and wide characters. The Japanese hiragana and katakana characters, and
		/// the kanji ideograph characters all have the C3_ALPHA attribute.
		/// </summary>
		[PInvokeData("Winnls.h")]
		[Flags]
		public enum Ctype3 : ushort
		{
			/// <summary>Not applicable</summary>
			C3_NOTAPPLICABLE = 0x0000,

			/// <summary>Nonspacing mark</summary>
			C3_NONSPACING = 0x0001,

			/// <summary>Diacritic nonspacing mark</summary>
			C3_DIACRITIC = 0x0002,

			/// <summary>Vowel nonspacing mark</summary>
			C3_VOWELMARK = 0x0004,

			/// <summary>Symbol</summary>
			C3_SYMBOL = 0x0008,

			/// <summary>Katakana character</summary>
			C3_KATAKANA = 0x0010,

			/// <summary>Hiragana character</summary>
			C3_HIRAGANA = 0x0020,

			/// <summary>Half-width (narrow) character</summary>
			C3_HALFWIDTH = 0x0040,

			/// <summary>Full-width (wide) character</summary>
			C3_FULLWIDTH = 0x0080,

			/// <summary>Ideographic character</summary>
			C3_IDEOGRAPH = 0x0100,

			/// <summary>Arabic kashida character</summary>
			C3_KASHIDA = 0x0200,

			/// <summary>
			/// Punctuation which is counted as part of the word (kashida, hyphen, feminine/masculine ordinal indicators, equal sign, and so forth)
			/// </summary>
			C3_LEXICAL = 0x0400,

			/// <summary>Windows Vista: High surrogate code unit</summary>
			C3_HIGHSURROGATE = 0x0800,

			/// <summary>Windows Vista: Low surrogate code unit</summary>
			C3_LOWSURROGATE = 0x1000,

			/// <summary>All linguistic characters (alphabetical, syllabary, and ideographic)</summary>
			C3_ALPHA = 0x8000,
		}

		/// <summary>Flag specifying date formats.</summary>
		[Flags]
		public enum DATE_FORMAT
		{
			/// <summary>Use short date formats. This value cannot be used with any of the other flag values.</summary>
			DATE_SHORTDATE = 0x00000001,

			/// <summary>Use long date formats. This value cannot be used with any of the other flag values.</summary>
			DATE_LONGDATE = 0x00000002,

			/// <summary>
			/// Use the alternate calendar, if one exists, to format the date string. If this flag is set, the function uses the default
			/// format for that alternate calendar, rather than using any user overrides. The user overrides will be used only in the event
			/// that there is no default format for the specified alternate calendar.
			/// </summary>
			DATE_USE_ALT_CALENDAR = 0x00000004,

			/// <summary>Use year/month formats. This value cannot be used with any of the other flag values.</summary>
			DATE_YEARMONTH = 0x00000008,

			/// <summary>Add marks for left-to-right reading layout. This value cannot be used with DATE_RTLREADING.</summary>
			DATE_LTRREADING = 0x00000010,

			/// <summary>Add marks for right-to-left reading layout. This value cannot be used with DATE_LTRREADING</summary>
			DATE_RTLREADING = 0x00000020,

			/// <summary>
			/// <c>Windows 7 and later:</c> Detect the need for right-to-left and left-to-right reading layout using the locale and calendar
			/// information, and add marks accordingly. This value cannot be used with DATE_LTRREADING or DATE_RTLREADING. DATE_AUTOLAYOUT is
			/// preferred over DATE_LTRREADING and DATE_RTLREADING because it uses the locales and calendars to determine the correct
			/// addition of marks.
			/// </summary>
			DATE_AUTOLAYOUT = 0x00000040,

			/// <summary>Use month/day formats. This value cannot be used with any of the other flag values.</summary>
			DATE_MONTHDAY = 0x00000080,
		}

		/// <summary>Flags specifying options for script retrieval.</summary>
		public enum GetStringScriptsFlag
		{
			/// <summary>
			/// Ignores any inherited or common characters in the input string indicated by lpString. Neither "Qaii" nor "Zyyy" appears in
			/// the script string, even if the input string contains such characters.
			/// </summary>
			GSS_IGNORE_INHERITED_COMMON = 0x0000,

			/// <summary>
			/// Retrieve "Qaii" (INHERITED) and "Zyyy" (COMMON) script information. This flag does not affect the processing of unassigned
			/// characters. These characters in the input string always cause a "Zzzz" (UNASSIGNED script) to appear in the script string.
			/// </summary>
			GSS_ALLOW_INHERITED_COMMON = 0x0001,
		}

		/// <summary>Flags specifying conversion options.</summary>
		[Flags]
		public enum IDN_FLAGS
		{
			/// <summary>
			/// Allow unassigned code points to be included in the input string. The default is to not allow unassigned code points, and fail
			/// with an extended error code of ERROR_INVALID_NAME.This flag allows the function to process characters that are not currently
			/// legal in IDNs, but might be legal in later versions of the IDNA standard. If your application encodes unassigned code points
			/// as Punycode, the resulting domain names should be illegal. Security can be compromised if a later version of IDNA makes these
			/// names legal or if an application filters out the illegal characters to try to create a legal domain name. For more
			/// information, see Handling Internationalized Domain Names (IDNs).
			/// </summary>
			IDN_ALLOW_UNASSIGNED = 0x01,

			/// <summary>
			/// Filter out ASCII characters that are not allowed in STD3 names. The only ASCII characters allowed in the input Unicode string
			/// are letters, digits, and the hyphen-minus. The string cannot begin or end with the hyphen-minus. The function fails if the
			/// input Unicode string contains ASCII characters, such as &amp;quot;[&amp;quot;, &amp;quot;]&amp;quot;, or
			/// &amp;quot;/&amp;quot;, that cannot occur in domain names.The function fails if the input Unicode string contains control
			/// characters (U+0001 through U+0020) or the &amp;quot;delete&amp;quot; character (U+007F). In either case, this flag has no
			/// effect on the non-ASCII characters that are allowed in the Unicode string.
			/// </summary>
			IDN_USE_STD3_ASCII_RULES = 0x02,

			/// <summary>
			/// Starting with Windows 8: Enable EAI algorithmic fallback for the local parts of email addresses (such as
			/// &amp;lt;local&amp;gt;@microsoft.com). The default is for this function to fail when an email address has an invalid address
			/// or syntax.An application can set this flag to enable Email Address Internationalization (EAI) to return a discoverable
			/// fallback address, if possible. For more information, see the IETF Email Address Internationalization (eai) Charter.
			/// </summary>
			IDN_EMAIL_ADDRESS = 0x04,

			/// <summary>Starting with Windows 8: Disable the validation and mapping of Punycode.</summary>
			IDN_RAW_PUNYCODE = 0x08,
		}

		/// <summary>Flags specifying the locale identifiers to enumerate.</summary>
		[Flags]
		public enum LCID_FLAGS
		{
			/// <summary>Enumerate only installed locale identifiers. This value cannot be used with LCID_SUPPORTED.</summary>
			LCID_INSTALLED = 0x00000001,

			/// <summary>Enumerate all supported locale identifiers. This value cannot be used with LCID_INSTALLED.</summary>
			LCID_SUPPORTED = 0x00000002,

			/// <summary>
			/// Enumerate only the alternate sort locale identifiers. If this value is used with either LCID_INSTALLED or LCID_SUPPORTED, the
			/// installed or supported locales are retrieved, as well as the alternate sort locale identifiers.
			/// </summary>
			LCID_ALTERNATE_SORTS = 0x00000004,
		}

		/// <summary>Flag specifying the type of transformation to use during string mapping or the type of sort key to generate.</summary>
		[Flags]
		public enum LCMAP
		{
			/// <summary>For locales and scripts capable of handling uppercase and lowercase, map all characters to lowercase.</summary>
			LCMAP_LOWERCASE = 0x00000100,

			/// <summary>For locales and scripts capable of handling uppercase and lowercase, map all characters to uppercase.</summary>
			LCMAP_UPPERCASE = 0x00000200,

			/// <summary>Windows 7: Map all characters to title case, in which the first letter of each major word is capitalized.</summary>
			LCMAP_TITLECASE = 0x00000300,

			/// <summary>
			/// Produce a normalized sort key. If the LCMAP_SORTKEY flag is not specified, the function performs string mapping. For details
			/// of sort key generation and string mapping, see the Remarks section.
			/// </summary>
			LCMAP_SORTKEY = 0x00000400,

			/// <summary>Use byte reversal. For example, if the application passes in 0x3450 0x4822, the result is 0x5034 0x2248.</summary>
			LCMAP_BYTEREV = 0x00000800,

			/// <summary>Map all katakana characters to hiragana. This flag and LCMAP_KATAKANA are mutually exclusive.</summary>
			LCMAP_HIRAGANA = 0x00100000,

			/// <summary>Map all hiragana characters to katakana. This flag and LCMAP_HIRAGANA are mutually exclusive.</summary>
			LCMAP_KATAKANA = 0x00200000,

			/// <summary>Use narrow characters where applicable. This flag and LCMAP_FULLWIDTH are mutually exclusive.</summary>
			LCMAP_HALFWIDTH = 0x00400000,

			/// <summary>
			/// Use Unicode (wide) characters where applicable. This flag and LCMAP_HALFWIDTH are mutually exclusive. With this flag, the
			/// mapping may use Normalization Form C even if an input character is already full-width. For example, the string "は゛" (which is
			/// already full-width) is normalized to "ば". See Unicode normalization forms.
			/// </summary>
			LCMAP_FULLWIDTH = 0x00800000,

			/// <summary>
			/// Use linguistic rules for casing, instead of file system rules (default). This flag is valid with LCMAP_LOWERCASE or
			/// LCMAP_UPPERCASE only.
			/// </summary>
			LCMAP_LINGUISTIC_CASING = 0x01000000,

			/// <summary>
			/// Map traditional Chinese characters to simplified Chinese characters. This flag and LCMAP_TRADITIONAL_CHINESE are mutually exclusive.
			/// </summary>
			LCMAP_SIMPLIFIED_CHINESE = 0x02000000,

			/// <summary>
			/// Map simplified Chinese characters to traditional Chinese characters. This flag and LCMAP_SIMPLIFIED_CHINESE are mutually exclusive.
			/// </summary>
			LCMAP_TRADITIONAL_CHINESE = 0x04000000,
		}

		/// <summary>Locale Types.</summary>
		[Flags]
		public enum LCTYPE : uint
		{
			/// <summary>
			/// No user override. In several functions, for example, <c>GetLocaleInfo</c> and <c>GetLocaleInfoEx</c>, this constant causes
			/// the function to bypass any user override and use the system default value for any other constant specified in the function
			/// call. The information is retrieved from the locale database, even if the identifier indicates the current locale and the user
			/// has changed some of the values using the Control Panel, or if an application has changed these values by using
			/// <c>SetLocaleInfo</c>. If this constant is not specified, any values that the user has configured from the Control Panel or
			/// that an application has configured using <c>SetLocaleInfo</c> take precedence over the database settings for the current
			/// system default locale.
			/// </summary>
			LOCALE_NOUSEROVERRIDE = 0x80000000,

			/// <summary>
			/// <c>Windows Me/98, Windows 2000:</c> System default Windows ANSI code page (ACP) instead of the locale code page used for
			/// string translation. See Code Page Identifiers for a list of ANSI and other code pages.
			/// </summary>
			LOCALE_USE_CP_ACP = 0x40000000,

			/// <summary>
			/// Windows Me/98, Windows NT 4.0 and later: Retrieve a number. This constant causes GetLocaleInfo or GetLocaleInfoEx to retrieve
			/// a value as a number instead of as a string. The buffer that receives the value must be at least the length of a DWORD value.
			/// This constant can be combined with any other constant having a name that begins with "LOCALE_I".
			/// </summary>
			LOCALE_RETURN_NUMBER = 0x20000000,

			/// <summary>
			/// Windows 7 and later: Retrieve the genitive names of months, which are the names used when the month names are combined with
			/// other items. For example, in Ukrainian the equivalent of January is written "Січень" when the month is named alone. However,
			/// when the month name is used in combination, for example, in a date such as January 5th, 2003, the genitive form of the name
			/// is used. For the Ukrainian example, the genitive month name is displayed as "5 січня 2003". The list of genitive month names
			/// begins with January and is semicolon-delimited. If there is no 13th month, use a semicolon in its place at the end of the list.
			/// </summary>
			LOCALE_RETURN_GENITIVE_NAMES = 0x10000000,

			/// <summary>
			/// <c>Windows 7 and later:</c> Allow the return of neutral names or LCIDs when converting between locale names and locale identifiers.
			/// </summary>
			LOCALE_ALLOW_NEUTRAL_NAMES = 0x08000000,

			/// <summary>
			/// Windows 7 and later: Full localized name of the locale for the user interface language, for example, Deutsch (Deutschland)
			/// for German (Germany)" There is no limit on the number of characters allowed for this string. Since this name is based on the
			/// localization of the product, it changes for each localized version.
			/// </summary>
			LOCALE_SLOCALIZEDDISPLAYNAME = 0x00000002,

			/// <summary>
			/// Windows 7 and later: Display name of the locale in English. Usually the display name consists of the language and the
			/// country/region, for example, German (Germany) for Deutsch (Deutschland).
			/// </summary>
			LOCALE_SENGLISHDISPLAYNAME = 0x00000072,

			/// <summary>
			/// Windows Vista: Full localized primary name of the user interface language included in a localized display name, for example,
			/// Deutsch representing German. Since this name is based on the localization of the product, it changes for each localized version.
			/// </summary>
			LOCALE_SLOCALIZEDLANGUAGENAME = 0x0000006f,

			/// <summary>
			/// Windows 7 and later: English name of the language in English, for example, German for Deutsch, from International ISO
			/// Standard 639. This name is always restricted to characters that can be mapped into the ASCII 127-character subset.
			/// </summary>
			LOCALE_SENGLISHLANGUAGENAME = 0x00001001,

			/// <summary>
			/// Windows 7 and later: Full localized name of the country/region, for example, Deutschland for Germany. The maximum number of
			/// characters allowed for this string is 80, including a terminating null character. Since this name is based on the
			/// localization of the product, it changes for each localized version.
			/// </summary>
			LOCALE_SLOCALIZEDCOUNTRYNAME = 0x00000006,

			/// <summary>
			/// Windows 7 and later: English name of the country/region, for example, Germany for Deutschland. This name is always restricted
			/// to characters that can be mapped into the ASCII 127-character subset.
			/// </summary>
			LOCALE_SENGLISHCOUNTRYNAME = 0x00001002,

			/// <summary>
			/// <c>Windows Me/98/95, Windows NT 4.0:</c> A specific bit pattern that determines the relationship between the character
			/// coverage needed to support the locale and the font contents. Note that LOCALE_FONTSIGNATURE data takes a different form from
			/// all other locale information. All other locale information can be expressed in a string form or as a number.
			/// LOCALE_FONTSIGNATURE data is retrieved in a LOCALESIGNATURE structure.
			/// </summary>
			LOCALE_FONTSIGNATURE = 0x00000058,

			/// <summary>
			/// <para>
			/// A 2-digit or 4-digit century for the short date only. The century can have one of the following values. It is preferred for
			/// your application to use LOCALE_SSHORTDATE instead of LOCALE_ICENTURY.
			/// </para>
			/// <list type="table">
			/// <listheader>
			/// <term>Value</term>
			/// <term>Meaning</term>
			/// </listheader>
			/// <item>
			/// <term>0</term>
			/// <term>Abbreviated 2-digit century</term>
			/// </item>
			/// <item>
			/// <term>1</term>
			/// <term>Full 4-digit century</term>
			/// </item>
			/// </list>
			/// </summary>
			LOCALE_ICENTURY = 0x00000024,

			/// <summary>
			/// <para>
			/// Country/region code, based on international phone codes, also referred to as IBM country/region codes. The maximum number of
			/// characters allowed for this string is six, including a terminating null character.
			/// </para>
			/// <para>
			/// Windows 10 added LOCALE_IDIALINGCODE as a more accurately-named synonym for LOCALE_ICOUNTRY. We encourage you to use the new
			/// name in order to improve code readability.
			/// </para>
			/// </summary>
			LOCALE_ICOUNTRY = LOCALE_IDIALINGCODE,

			/// <summary>
			/// Number of fractional digits for the local monetary format. The maximum number of characters allowed for this string is two,
			/// including the values 0-9 and a terminating null character. For example, 200.00 has a value of 2 because there are two
			/// fractional digits, while 200 has a value of 0 because there are no fractional digits displayed.
			/// </summary>
			LOCALE_ICURRDIGITS = 0x00000019,

			/// <summary>
			/// <para>Position of the monetary symbol in the positive currency mode.</para>
			/// <list type="table">
			/// <listheader>
			/// <term>Value</term>
			/// <term>Meaning</term>
			/// </listheader>
			/// <item>
			/// <term>0</term>
			/// <term>Prefix, no separation, for example, $1.1</term>
			/// </item>
			/// <item>
			/// <term>1</term>
			/// <term>Suffix, no separation, for example, 1.1$</term>
			/// </item>
			/// <item>
			/// <term>2</term>
			/// <term>Prefix, 1-character separation, for example, $ 1.1</term>
			/// </item>
			/// <item>
			/// <term>3</term>
			/// <term>Suffix, 1-character separation, for example, 1.1 $</term>
			/// </item>
			/// </list>
			/// </summary>
			LOCALE_ICURRENCY = 0x0000001B,

			/// <summary>
			/// <para>
			/// Short date format-ordering specifier. The specifier must be one of the following values. No user-specified values are
			/// allowed. It is preferred for your application to use LOCALE_SSHORTDATE instead of LOCALE_IDATE.
			/// </para>
			/// <list type="table">
			/// <listheader>
			/// <term>Value</term>
			/// <term>Meaning</term>
			/// </listheader>
			/// <item>
			/// <term>0</term>
			/// <term>Month-Day-Year</term>
			/// </item>
			/// <item>
			/// <term>1</term>
			/// <term>Day-Month-Year</term>
			/// </item>
			/// <item>
			/// <term>2</term>
			/// <term>Year-Month-Day</term>
			/// </item>
			/// </list>
			/// </summary>
			LOCALE_IDATE = 0x00000021,

			/// <summary>
			/// <para>
			/// Specifier for leading zeros in day fields for a short date only. The maximum number of characters allowed for this string is
			/// two, including a terminating null character. It is preferred for your application to use the LOCALE_SSHORTDATE constant
			/// instead of LOCALE_IDAYLZERO.
			/// </para>
			/// <list type="table">
			/// <listheader>
			/// <term>Value</term>
			/// <term>Meaning</term>
			/// </listheader>
			/// <item>
			/// <term>0</term>
			/// <term>No leading zeros for days</term>
			/// </item>
			/// <item>
			/// <term>1</term>
			/// <term>Leading zeros for days</term>
			/// </item>
			/// </list>
			/// </summary>
			LOCALE_IDAYLZERO = 0x00000026,

			/// <summary>
			/// The ANSI code page used by a locale for applications that do not support Unicode. The maximum number of characters allowed
			/// for this string is six, including a terminating null character. If no ANSI code page is available, only Unicode can be used
			/// for the locale. In this case, the value is CP_ACP (0). Such a locale cannot be set as the system locale. Applications that do
			/// not support Unicode do not work correctly with locales marked as "Unicode only". For a list of ANSI and other code pages, see
			/// Code Page Identifiers.
			/// </summary>
			LOCALE_IDEFAULTANSICODEPAGE = 0x00001004,

			/// <summary>
			/// Original equipment manufacturer (OEM) code page associated with the country/region. The OEM code page is used for conversion
			/// from MS-DOS-based, text-mode applications. If the locale does not use an OEM code page, the value is CP_OEMCP (1). The
			/// maximum number of characters allowed for this string is six, including a terminating null character. For a list of OEM and
			/// other code pages, see Code Page Identifiers.
			/// </summary>
			LOCALE_IDEFAULTCODEPAGE = 0x0000000B,

			/// <summary>
			/// Obsolete. Do not use. This value was provided so that partially specified locales could be completed with default values.
			/// Partially specified locales are now deprecated.
			/// </summary>
			LOCALE_IDEFAULTCOUNTRY = 0x0000000A,

			/// <summary>
			/// Windows 2000: Default Extended Binary Coded Decimal Interchange Code (EBCDIC) code page associated with the locale. The
			/// maximum number of characters allowed for this string is six, including a terminating null character. For a list of EBCDIC and
			/// other code pages, see Code Page Identifiers.
			/// </summary>
			LOCALE_IDEFAULTEBCDICCODEPAGE = 0x00001012,

			/// <summary>
			/// Obsolete. Do not use. This value was provided so that partially specified locales could be completed with default values.
			/// Partially specified locales are now deprecated.
			/// </summary>
			LOCALE_IDEFAULTLANGUAGE = 0x00000009,

			/// <summary>
			/// Default Macintosh code page associated with the locale. The maximum number of characters allowed for this string is six,
			/// including a terminating null character. If the locale does not use a Macintosh code page, the value is CP_MACCP (2). For a
			/// list of Macintosh (MAC) and other code pages, see Code Page Identifiers.
			/// </summary>
			LOCALE_IDEFAULTMACCODEPAGE = 0x00001011,

			/// <summary>
			/// <para>
			/// Country/region code, based on international phone codes, also referred to as IBM country/region codes. The maximum number of
			/// characters allowed for this string is six, including a terminating null character.
			/// </para>
			/// <para>
			/// Windows 10 added LOCALE_IDIALINGCODE as a more accurately-named synonym for LOCALE_ICOUNTRY. We encourage you to use the new
			/// name in order to improve code readability.
			/// </para>
			/// </summary>
			LOCALE_IDIALINGCODE = 0x00000005,

			/// <summary>
			/// Number of fractional digits placed after the decimal separator. The maximum number of characters allowed for this string is
			/// two, including a terminating null character. For example, 2 for 5.00, 1 for 5.0.
			/// </summary>
			LOCALE_IDIGITS = 0x00000011,

			/// <summary>
			/// <para>
			/// <c>Windows 2000:</c> The shape of digits. For example, Arabic, Thai, and Indic digits have classical shapes different from
			/// European digits. For locales with LOCALE_SNATIVEDIGITS specified as values other than ASCII 0-9, this value specifies whether
			/// preference should be given to those other digits for display purposes. For example, if a value of 2 is chosen, the digits
			/// specified by LOCALE_SNATIVEDIGITS are always used. If a 1 is chosen, the ASCII 0-9 digits are always used. If a 0 is chosen,
			/// ASCII is used in some circumstances and the digits specified by LOCALE_SNATIVEDIGITS are used in others, depending on the context.
			/// </para>
			/// <list type="table">
			/// <listheader>
			/// <term>Value</term>
			/// <term>Meaning</term>
			/// </listheader>
			/// <item>
			/// <term>0</term>
			/// <term>
			/// Context-based substitution. Digits are displayed based on the previous text in the same output. European digits follow Latin
			/// scripts, Arabic-Indic digits follow Arabic text, and other national digits follow text written in various other scripts. When
			/// there is no preceding text, the locale and the displayed reading order determine digit substitution, as shown in the
			/// following table.
			/// </term>
			/// </item>
			/// <item>
			/// <term>1</term>
			/// <term>No substitution used. Full Unicode compatibility.</term>
			/// </item>
			/// <item>
			/// <term>2</term>
			/// <term>Native digit substitution. National shapes are displayed according to LOCALE_SNATIVEDIGITS.</term>
			/// </item>
			/// </list>
			/// </summary>
			LOCALE_IDIGITSUBSTITUTION = 0x00001014,

			/// <summary>
			/// <para>The first day of the calendar week.</para>
			/// <list type="table">
			/// <listheader>
			/// <term>Value</term>
			/// <term>Meaning</term>
			/// </listheader>
			/// <item>
			/// <term>0</term>
			/// <term>LOCALE_SDAYNAME1 (Monday)</term>
			/// </item>
			/// <item>
			/// <term>1</term>
			/// <term>LOCALE_SDAYNAME2 (Tuesday)</term>
			/// </item>
			/// <item>
			/// <term>2</term>
			/// <term>LOCALE_SDAYNAME3 (Wednesday)</term>
			/// </item>
			/// <item>
			/// <term>3</term>
			/// <term>LOCALE_SDAYNAME4 (Thursday)</term>
			/// </item>
			/// <item>
			/// <term>4</term>
			/// <term>LOCALE_SDAYNAME5 (Friday)</term>
			/// </item>
			/// <item>
			/// <term>5</term>
			/// <term>LOCALE_SDAYNAME6 (Saturday)</term>
			/// </item>
			/// <item>
			/// <term>6</term>
			/// <term>LOCALE_SDAYNAME7 (Sunday)</term>
			/// </item>
			/// </list>
			/// </summary>
			LOCALE_IFIRSTDAYOFWEEK = 0x0000100C,

			/// <summary>
			/// <para>The first week of the year.</para>
			/// <list type="table">
			/// <listheader>
			/// <term>Value</term>
			/// <term>Meaning</term>
			/// </listheader>
			/// <item>
			/// <term>0</term>
			/// <term>
			/// Week containing 1/1 is the first week of the year. Note that this can be a single day, if 1/1 falls on the last day of the week.
			/// </term>
			/// </item>
			/// <item>
			/// <term>1</term>
			/// <term>First full week following 1/1 is the first week of the year.</term>
			/// </item>
			/// <item>
			/// <term>2</term>
			/// <term>First week containing at least four days is the first week of the year.</term>
			/// </item>
			/// </list>
			/// </summary>
			LOCALE_IFIRSTWEEKOFYEAR = 0x0000100D,

			/// <summary>
			/// A 32-bit signed number that uniquely identifies a geographical location. The application uses this constant to provide
			/// locale-specific services to customers. For example, it can be used as a key to access a database record that contains
			/// specific information about a country/region.
			/// </summary>
			LOCALE_IGEOID = 0x0000005B,

			/// <summary>
			/// <para>[LOCALE_IINTLCURRDIGITS is not supported and may be altered or unavailable in the future. Instead, use LOCALE_ICURRDIGITS.]</para>
			/// <para>
			/// Number of fractional digits for the international monetary format. The maximum number of characters allowed for this string
			/// is three, including a terminating null character. For example, the number of fractional digits for the international monetary
			/// format of US Dollars is 2, as in $345.25.
			/// </para>
			/// </summary>
			LOCALE_IINTLCURRDIGITS = 0x0000001A,

			/// <summary>
			/// <para>
			/// Language identifier with a hexadecimal value. For example, English (United States) has the value 0409, which indicates 0x0409
			/// hexadecimal, and is equivalent to 1033 decimal. The maximum number of characters allowed for this string is five, including a
			/// terminating null character.
			/// </para>
			/// <para>
			/// <c>Windows Vista and later:</c> Use of this constant can cause <c>GetLocaleInfo</c> to return an invalid locale identifier.
			/// Your application should use the LOCALE_SNAME constant when calling this function.
			/// </para>
			/// </summary>
			LOCALE_ILANGUAGE = 0x00000001,

			/// <summary>
			/// <para>
			/// Long date format-ordering specifier. It is preferred for your application to use the LOCALE_SLONGDATE constant instead of LOCALE_ILDATE.
			/// </para>
			/// <list type="table">
			/// <listheader>
			/// <term>Value</term>
			/// <term>Meaning</term>
			/// </listheader>
			/// <item>
			/// <term>0</term>
			/// <term>Month-Day-Year</term>
			/// </item>
			/// <item>
			/// <term>1</term>
			/// <term>Day-Month-Year</term>
			/// </item>
			/// <item>
			/// <term>2</term>
			/// <term>Year-Month-Day</term>
			/// </item>
			/// </list>
			/// </summary>
			LOCALE_ILDATE = 0x00000022,

			/// <summary>
			/// <para>Specifier for leading zeros in decimal fields.</para>
			/// <list type="table">
			/// <listheader>
			/// <term>Value</term>
			/// <term>Meaning</term>
			/// </listheader>
			/// <item>
			/// <term>0</term>
			/// <term>No leading zeros</term>
			/// </item>
			/// <item>
			/// <term>1</term>
			/// <term>Leading zeros</term>
			/// </item>
			/// </list>
			/// </summary>
			LOCALE_ILZERO = 0x00000012,

			/// <summary>
			/// System of measurement. The maximum number of characters allowed for this string is two, including a terminating null
			/// character. This value is 0 if the metric system (Systéme International d'Units, or S.I.) is used, and 1 if the United States
			/// system is used.
			/// </summary>
			LOCALE_IMEASURE = 0x0000000D,

			/// <summary>
			/// <para>
			/// Specifier for leading zeros in month fields for a short date only. It is preferred for your application to use the
			/// LOCALE_SSHORTDATE constant instead of LOCALE_IMONLZERO.
			/// </para>
			/// <list type="table">
			/// <listheader>
			/// <term>Value</term>
			/// <term>Meaning</term>
			/// </listheader>
			/// <item>
			/// <term>0</term>
			/// <term>No leading zeros for months</term>
			/// </item>
			/// <item>
			/// <term>1</term>
			/// <term>Leading zeros for months</term>
			/// </item>
			/// </list>
			/// </summary>
			LOCALE_IMONLZERO = 0x00000027,

			/// <summary>
			/// <para>
			/// <c>Windows 7 and later:</c> Negative percentage formatting pattern for the locale. Only one pattern can be indicated. If more
			/// than one format is used for the locale, choose the preferred option. For example, if a negative percentage is displayed "-9
			/// %" for "negative nine percent", the appropriate choice for this constant is 0.
			/// </para>
			/// <list type="table">
			/// <listheader>
			/// <term>Value</term>
			/// <term>Format</term>
			/// </listheader>
			/// <item>
			/// <term>0</term>
			/// <term>Negative sign, number, space, percent; for example, -# %</term>
			/// </item>
			/// <item>
			/// <term>1</term>
			/// <term>Negative sign, number, percent; for example, -#%</term>
			/// </item>
			/// <item>
			/// <term>2</term>
			/// <term>Negative sign, percent, number; for example, -%#</term>
			/// </item>
			/// <item>
			/// <term>3</term>
			/// <term>Percent, negative sign, number; for example, %-#</term>
			/// </item>
			/// <item>
			/// <term>4</term>
			/// <term>Percent, number, negative sign; for example, %#-</term>
			/// </item>
			/// <item>
			/// <term>5</term>
			/// <term>Number, negative sign, percent; for example, #-%</term>
			/// </item>
			/// <item>
			/// <term>6</term>
			/// <term>Number, percent, negative sign; for example, #%-</term>
			/// </item>
			/// <item>
			/// <term>7</term>
			/// <term>Negative sign, percent, space, number; for example, -% #</term>
			/// </item>
			/// <item>
			/// <term>8</term>
			/// <term>Number, space, percent, negative sign; for example, # %-</term>
			/// </item>
			/// <item>
			/// <term>9</term>
			/// <term>Percent, space, number, negative sign; for example, % #-</term>
			/// </item>
			/// <item>
			/// <term>10</term>
			/// <term>Percent, space, negative sign, number; for example, % -#</term>
			/// </item>
			/// <item>
			/// <term>11</term>
			/// <term>Number, negative sign, space, percent; for example, #- %</term>
			/// </item>
			/// </list>
			/// </summary>
			LOCALE_INEGATIVEPERCENT = 0x00000074,

			/// <summary>Negative currency mode.</summary>
			LOCALE_INEGCURR = 0x0000001C,

			/// <summary>Negative number mode, that is, the format for a negative number.</summary>
			LOCALE_INEGNUMBER = 0x00001010,

			/// <summary>
			/// Separation of the negative sign in a monetary value. This value is 1 if the monetary symbol is separated by a space from the
			/// negative amount, or 0 if it is not.
			/// </summary>
			LOCALE_INEGSEPBYSPACE = 0x00000057,

			/// <summary>Formatting index for the negative sign in currency values.</summary>
			LOCALE_INEGSIGNPOSN = 0x00000053,

			/// <summary>
			/// Position of the monetary symbol in a negative monetary value. This value is 1 if the monetary symbol precedes the negative
			/// amount, or 0 if the symbol follows the amount.
			/// </summary>
			LOCALE_INEGSYMPRECEDES = 0x00000056,

			/// <summary>
			/// <c>Windows 7 and later:</c> Locale type. Set this constant to 0 for a specific locale, or to 1 for a neutral locale.
			/// </summary>
			LOCALE_INEUTRAL = 0x00000071,

			/// <summary>
			/// <para>
			/// An optional calendar type that is available for a locale. The calendar type can only represent an optional calendar that is
			/// available for the corresponding locale. To retrieve all optional calendars available for a locale, the application can use
			/// the following NLS functions:
			/// </para>
			/// <list type="bullet">
			/// <item>
			/// <term>EnumCalendarInfo</term>
			/// </item>
			/// <item>
			/// <term>EnumCalendarInfoEx</term>
			/// </item>
			/// <item>
			/// <term>EnumCalendarInfoExEx</term>
			/// </item>
			/// </list>
			/// </summary>
			LOCALE_IOPTIONALCALENDAR = 0x0000100B,

			/// <summary>
			/// <para>
			/// <c>Windows 2000:</c> Default paper size associated with the locale. The size typically has one of the following values,
			/// although it can be set to any of the defined paper sizes that are understood by the spooler.
			/// </para>
			/// <list type="table">
			/// <listheader>
			/// <term>Value</term>
			/// <term>Meaning</term>
			/// </listheader>
			/// <item>
			/// <term>1</term>
			/// <term>US Letter</term>
			/// </item>
			/// <item>
			/// <term>5</term>
			/// <term>US legal</term>
			/// </item>
			/// <item>
			/// <term>8</term>
			/// <term>A3</term>
			/// </item>
			/// <item>
			/// <term>9</term>
			/// <term>A4</term>
			/// </item>
			/// </list>
			/// </summary>
			LOCALE_IPAPERSIZE = 0x0000100A,

			/// <summary>
			/// <para><c>Windows 7 and later:</c> Positive percentage formatting pattern for the locale. Only one pattern can be indicated.</para>
			/// <list type="table">
			/// <listheader>
			/// <term>Value</term>
			/// <term>Format</term>
			/// </listheader>
			/// <item>
			/// <term>0</term>
			/// <term>Number, space, percent; for example, # %</term>
			/// </item>
			/// <item>
			/// <term>1</term>
			/// <term>Number, percent; for example, #%</term>
			/// </item>
			/// <item>
			/// <term>2</term>
			/// <term>Percent, number; for example, %#</term>
			/// </item>
			/// <item>
			/// <term>3</term>
			/// <term>Percent, space, number; for example, % #</term>
			/// </item>
			/// </list>
			/// </summary>
			LOCALE_IPOSITIVEPERCENT = 0x00000075,

			/// <summary>
			/// Separation of monetary symbol in a positive monetary value. This value is 1 if the monetary symbol is separated by a space
			/// from a positive amount, 0 if it is not.
			/// </summary>
			LOCALE_IPOSSEPBYSPACE = 0x00000055,

			/// <summary>
			/// Formatting index for positive values. The index uses the same values as LOCALE_INEGSIGNPOSN, except that it does not use the
			/// zero index.
			/// </summary>
			LOCALE_IPOSSIGNPOSN = 0x00000052,

			/// <summary>
			/// Position of the monetary symbol in a positive monetary value. This value is 1 if the monetary symbol precedes the positive
			/// amount, or 0 if the symbol follows the amount.
			/// </summary>
			LOCALE_IPOSSYMPRECEDES = 0x00000054,

			/// <summary>
			/// <para><c>Windows 7 and later:</c> The reading layout for text. Possible values are defined in the following table.</para>
			/// <list type="table">
			/// <listheader>
			/// <term>Value</term>
			/// <term>Meaning</term>
			/// </listheader>
			/// <item>
			/// <term>0</term>
			/// <term>Read from left to right, as for the English (United States) locale.</term>
			/// </item>
			/// <item>
			/// <term>1</term>
			/// <term>Read from right to left, as for Arabic locales.</term>
			/// </item>
			/// <item>
			/// <term>2</term>
			/// <term>
			/// Either read vertically from top to bottom with columns going from right to left, or read in horizontal rows from left to
			/// right, as for the Japanese (Japan) locale.
			/// </term>
			/// </item>
			/// <item>
			/// <term>3</term>
			/// <term>Read vertically from top to bottom with columns going from left to right, as for the Mongolian (Mongolian) locale.</term>
			/// </item>
			/// </list>
			/// </summary>
			LOCALE_IREADINGLAYOUT = 0x00000070,

			/// <summary>
			/// <para>
			/// Time format specification. The specification is one of the following values. It is preferred for your application to use the
			/// LOCALE_STIMEFORMAT constant instead of LOCALE_ITIME.
			/// </para>
			/// <list type="table">
			/// <listheader>
			/// <term>Value</term>
			/// <term>Description</term>
			/// </listheader>
			/// <item>
			/// <term>0</term>
			/// <term>AM/PM 12-hour format</term>
			/// </item>
			/// <item>
			/// <term>1</term>
			/// <term>24-hour format</term>
			/// </item>
			/// </list>
			/// </summary>
			LOCALE_ITIME = 0x00000023,

			/// <summary>
			/// <para>
			/// Specifier indicating whether the time marker string (AM or PM) precedes or follows the time string. The registry value is
			/// iTimePrefix for compatibility with previous Asian versions of Windows. The specifier must have one of the following values.
			/// No user-specified values are allowed. It is preferred for your application to use the LOCALE_STIMEFORMAT constant instead of LOCALE_ITIMEMARKPOSN.
			/// </para>
			/// <list type="table">
			/// <listheader>
			/// <term>Value</term>
			/// <term>Meaning</term>
			/// </listheader>
			/// <item>
			/// <term>0</term>
			/// <term>Use as suffix.</term>
			/// </item>
			/// <item>
			/// <term>1</term>
			/// <term>Use as prefix.</term>
			/// </item>
			/// </list>
			/// </summary>
			LOCALE_ITIMEMARKPOSN = 0x00001005,

			/// <summary>
			/// <para>
			/// Specifier for leading zeros in time fields. It is preferred for your application to use the LOCALE_STIMEFORMAT constant
			/// instead of LOCALE_ITLZERO.
			/// </para>
			/// <list type="table">
			/// <listheader>
			/// <term>Value</term>
			/// <term>Meaning</term>
			/// </listheader>
			/// <item>
			/// <term>0</term>
			/// <term>No leading zeros for hours</term>
			/// </item>
			/// <item>
			/// <term>1</term>
			/// <term>Leading zeros for hours</term>
			/// </item>
			/// </list>
			/// </summary>
			LOCALE_ITLZERO = 0x00000025,

			/// <summary>
			/// <para>
			/// String for the AM designator (first 12 hours of the day). The maximum number of characters allowed for this string, including
			/// a terminating null character, is different for different releases of Windows.
			/// </para>
			/// <para>
			/// <c>Windows XP:</c> Thirteen including a terminating null character for <c>SetLocaleInfo</c>. Fifteen including a terminating
			/// null character for <c>GetLocaleInfo</c>.
			/// </para>
			/// <para><c>Windows Me/98/95, Windows NT 4.0, Windows 2000:</c> Nine including a terminating null character.</para>
			/// <para><c>Windows Server 2003 and later:</c> Fifteen including a terminating null character.</para>
			/// <para>Windows 10 added the value <c>LOCALE_SAM</c> as a more readable synonym for <c>LOCALE_S1159</c>.</para>
			/// </summary>
			LOCALE_S1159 = LOCALE_SAM,

			/// <summary>
			/// <para>
			/// String for the PM designator (second 12 hours of the day). The maximum number of characters allowed for this string is
			/// different for different releases of Windows.
			/// </para>
			/// <para>
			/// <c>Windows XP:</c> Thirteen including a terminating null character for <c>SetLocaleInfo</c>. Fifteen including a terminating
			/// null character for <c>GetLocaleInfo</c>.
			/// </para>
			/// <para><c>Windows Me/98/95, Windows NT 4.0, Windows 2000:</c> Nine including a terminating null character.</para>
			/// <para><c>Windows Server 2003 and later:</c> Fifteen including a terminating null character.</para>
			/// <para>Windows 10 added the value <c>LOCALE_SPM</c> as a more readable synonym for <c>LOCALE_S2359</c>.</para>
			/// </summary>
			LOCALE_S2359 = LOCALE_SPM,

			/// <summary>
			/// Abbreviated name of the country/region, mostly based on the ISO Standard 3166. The maximum number of characters allowed for
			/// this string is nine, including a terminating null character.
			/// </summary>
			LOCALE_SABBREVCTRYNAME = 0x00000007,

			/// <summary>
			/// Native abbreviated name for Monday. The maximum number of characters allowed for this string is 80, including a terminating
			/// null character.
			/// </summary>
			LOCALE_SABBREVDAYNAME1 = 0x00000031,

			/// <summary>
			/// Native abbreviated name for Tuesday. The maximum number of characters allowed for this string is 80, including a terminating
			/// null character.
			/// </summary>
			LOCALE_SABBREVDAYNAME2 = 0x00000032,

			/// <summary>
			/// Native abbreviated name for Wednesday. The maximum number of characters allowed for this string is 80, including a
			/// terminating null character.
			/// </summary>
			LOCALE_SABBREVDAYNAME3 = 0x00000033,

			/// <summary>
			/// Native abbreviated name for Thursday. The maximum number of characters allowed for this string is 80, including a terminating
			/// null character.
			/// </summary>
			LOCALE_SABBREVDAYNAME4 = 0x00000034,

			/// <summary>
			/// Native abbreviated name for Friday. The maximum number of characters allowed for this string is 80, including a terminating
			/// null character.
			/// </summary>
			LOCALE_SABBREVDAYNAME5 = 0x00000035,

			/// <summary>
			/// Native abbreviated name for Saturday. The maximum number of characters allowed for this string is 80, including a terminating
			/// null character.
			/// </summary>
			LOCALE_SABBREVDAYNAME6 = 0x00000036,

			/// <summary>
			/// Native abbreviated name for Sunday. The maximum number of characters allowed for this string is 80, including a terminating
			/// null character.
			/// </summary>
			LOCALE_SABBREVDAYNAME7 = 0x00000037,

			/// <summary>
			/// Abbreviated name of the language. In most cases, the name is created by taking the two-letter language abbreviation from ISO
			/// Standard 639 and adding a third letter, as appropriate, to indicate the sublanguage. For example, the abbreviated name for
			/// the language corresponding to the English (United States) locale is ENU.
			/// </summary>
			LOCALE_SABBREVLANGNAME = 0x00000003,

			/// <summary>
			/// Native abbreviated name for January. The maximum number of characters allowed for this string is 80, including a terminating
			/// null character.
			/// </summary>
			LOCALE_SABBREVMONTHNAME1 = 0x00000044,

			/// <summary>
			/// Native abbreviated name for February. The maximum number of characters allowed for this string is 80, including a terminating
			/// null character.
			/// </summary>
			LOCALE_SABBREVMONTHNAME2 = 0x00000045,

			/// <summary>
			/// Native abbreviated name for March. The maximum number of characters allowed for this string is 80, including a terminating
			/// null character.
			/// </summary>
			LOCALE_SABBREVMONTHNAME3 = 0x00000046,

			/// <summary>
			/// Native abbreviated name for April. The maximum number of characters allowed for this string is 80, including a terminating
			/// null character.
			/// </summary>
			LOCALE_SABBREVMONTHNAME4 = 0x00000047,

			/// <summary>
			/// Native abbreviated name for May. The maximum number of characters allowed for this string is 80, including a terminating null character.
			/// </summary>
			LOCALE_SABBREVMONTHNAME5 = 0x00000048,

			/// <summary>
			/// Native abbreviated name for June. The maximum number of characters allowed for this string is 80, including a terminating
			/// null character.
			/// </summary>
			LOCALE_SABBREVMONTHNAME6 = 0x00000049,

			/// <summary>
			/// Native abbreviated name for July. The maximum number of characters allowed for this string is 80, including a terminating
			/// null character.
			/// </summary>
			LOCALE_SABBREVMONTHNAME7 = 0x0000004A,

			/// <summary>
			/// Native abbreviated name for August. The maximum number of characters allowed for this string is 80, including a terminating
			/// null character.
			/// </summary>
			LOCALE_SABBREVMONTHNAME8 = 0x0000004B,

			/// <summary>
			/// Native abbreviated name for September. The maximum number of characters allowed for this string is 80, including a
			/// terminating null character.
			/// </summary>
			LOCALE_SABBREVMONTHNAME9 = 0x0000004C,

			/// <summary>
			/// Native abbreviated name for October. The maximum number of characters allowed for this string is 80, including a terminating
			/// null character.
			/// </summary>
			LOCALE_SABBREVMONTHNAME10 = 0x0000004D,

			/// <summary>
			/// Native abbreviated name for November. The maximum number of characters allowed for this string is 80, including a terminating
			/// null character.
			/// </summary>
			LOCALE_SABBREVMONTHNAME11 = 0x0000004E,

			/// <summary>
			/// Native abbreviated name for December. The maximum number of characters allowed for this string is 80, including a terminating
			/// null character.
			/// </summary>
			LOCALE_SABBREVMONTHNAME12 = 0x0000004F,

			/// <summary>
			/// Native abbreviated name for a 13th month, if it exists. The maximum number of characters allowed for this string is 80,
			/// including a terminating null character.
			/// </summary>
			LOCALE_SABBREVMONTHNAME13 = 0x0000100F,

			/// <summary>
			/// <para>
			/// String for the AM designator (first 12 hours of the day). The maximum number of characters allowed for this string, including
			/// a terminating null character, is different for different releases of Windows.
			/// </para>
			/// <para>
			/// <c>Windows XP:</c> Thirteen including a terminating null character for <c>SetLocaleInfo</c>. Fifteen including a terminating
			/// null character for <c>GetLocaleInfo</c>.
			/// </para>
			/// <para><c>Windows Me/98/95, Windows NT 4.0, Windows 2000:</c> Nine including a terminating null character.</para>
			/// <para><c>Windows Server 2003 and later:</c> Fifteen including a terminating null character.</para>
			/// <para>Windows 10 added the value <c>LOCALE_SAM</c> as a more readable synonym for <c>LOCALE_S1159</c>.</para>
			/// </summary>
			LOCALE_SAM = 0x00000028,

			/// <summary>
			/// <para>
			/// <c>Windows Vista and later:</c> Preferred locale to use for console display. The maximum number of characters allowed for
			/// this string is 85, including a terminating null character.
			/// </para>
			/// <para>
			/// If the language corresponding to this locale is supported in the console, the value is the same as that for LOCALE_SNAME,
			/// that is, the locale itself can be used for console display. However, the console cannot display languages that can be
			/// rendered only with Uniscribe. For example, the console cannot display Arabic or the various Indic languages. Therefore, the
			/// LOCALE_SCONSOLEFALLBACKNAME value for locales corresponding to these languages is different from the value for LOCALE_SNAME.
			/// </para>
			/// <para>
			/// For predefined locales, if the fallback value is different from the value for the locale itself, the value for the neutral
			/// locale is used. A specific locale is associated with both a language and a country/region, while a neutral locale is
			/// associated with a language but is not associated with any country/region. For example, ar-SA falls back to "en", not to
			/// "en-US". This policy of using neutral locales is implemented consistently for predefined locales and is strongly recommended
			/// for custom locales. However, the policy is not enforced. For a custom locale, your application can use a specific locale
			/// instead of a neutral locale as a fallback.
			/// </para>
			/// </summary>
			LOCALE_SCONSOLEFALLBACKNAME = 0x0000006e,

			/// <summary>Deprecated for Windows 7 and later. Full localized name of the country/region. See LOCALE_SLOCALIZEDCOUNTRYNAME.</summary>
			LOCALE_SCOUNTRY = LOCALE_SLOCALIZEDCOUNTRYNAME,

			/// <summary>
			/// String used as the local monetary symbol. The maximum number of characters allowed for this string is 13, including a
			/// terminating null character. For example, in the United States, this symbol is "$".
			/// </summary>
			LOCALE_SCURRENCY = 0x00000014,

			/// <summary>
			/// <para>
			/// Character(s) for the date separator. The maximum number of characters allowed for this string is four, including a
			/// terminating null character.
			/// </para>
			/// <para>
			/// <c>Windows Vista and later:</c> This constant is deprecated. Use LOCALE_SSHORTDATE instead. A custom locale might not have a
			/// single, uniform separator character. For example, a format such as "12/31, 2006" is valid.
			/// </para>
			/// </summary>
			LOCALE_SDATE = 0x0000001D,

			/// <summary>
			/// Native long name for Monday. The maximum number of characters allowed for this string is 80, including a terminating null character.
			/// </summary>
			LOCALE_SDAYNAME1 = 0x0000002A,

			/// <summary>
			/// Native long name for Tuesday. The maximum number of characters allowed for this string is 80, including a terminating null character.
			/// </summary>
			LOCALE_SDAYNAME2 = 0x0000002B,

			/// <summary>
			/// Native long name for Wednesday. The maximum number of characters allowed for this string is 80, including a terminating null character.
			/// </summary>
			LOCALE_SDAYNAME3 = 0x0000002C,

			/// <summary>
			/// Native long name for Thursday. The maximum number of characters allowed for this string is 80, including a terminating null character.
			/// </summary>
			LOCALE_SDAYNAME4 = 0x0000002D,

			/// <summary>
			/// Native long name for Friday. The maximum number of characters allowed for this string is 80, including a terminating null character.
			/// </summary>
			LOCALE_SDAYNAME5 = 0x0000002E,

			/// <summary>
			/// Native long name for Saturday. The maximum number of characters allowed for this string is 80, including a terminating null character.
			/// </summary>
			LOCALE_SDAYNAME6 = 0x0000002F,

			/// <summary>
			/// Native long name for Sunday. The maximum number of characters allowed for this string is 80, including a terminating null character.
			/// </summary>
			LOCALE_SDAYNAME7 = 0x00000030,

			/// <summary>
			/// Character(s) used for the decimal separator, for example, "." in "3.14" or "," in "3,14". The maximum number of characters
			/// allowed for this string is four, including a terminating null character.
			/// </summary>
			LOCALE_SDECIMAL = 0x0000000E,

			/// <summary>
			/// <para>
			/// <c>Windows Vista and later:</c> Time duration format composed of format pictures listed in the following table. The format is
			/// similar to the format for LOCALE_STIMEFORMAT. As for LOCALE_STIMEFORMAT, this format can also include any string of
			/// characters enclosed in single quotes. Formats can include, for example, "h:mm:ss", or "d'd 'h'h 'm'm 's.fff's'". In
			/// comparison with LOCALE_STIMEFORMAT, there are additional format pictures for fractions of a second. Because this format is
			/// for duration, not time, it does not specify a 12- or 24-hour clock system, or include an AM/PM indicator. This constant might
			/// be used, for example, for a multi-media application that displays file time or a sporting event application that displays
			/// finish times.
			/// </para>
			/// <list type="table">
			/// <listheader>
			/// <term>Value</term>
			/// <term>Meaning</term>
			/// </listheader>
			/// <item>
			/// <term>h</term>
			/// <term>Hours without leading zeros for single-digit hours</term>
			/// </item>
			/// <item>
			/// <term>hh</term>
			/// <term>Hours with leading zeros for single-digit hours</term>
			/// </item>
			/// <item>
			/// <term>m</term>
			/// <term>Minutes without leading zeros for single-digit minutes</term>
			/// </item>
			/// <item>
			/// <term>mm</term>
			/// <term>Minutes with leading zeros for single-digit minutes</term>
			/// </item>
			/// <item>
			/// <term>s</term>
			/// <term>Seconds without leading zeros for single-digit seconds</term>
			/// </item>
			/// <item>
			/// <term>ss</term>
			/// <term>Seconds with leading zeros for single-digit seconds</term>
			/// </item>
			/// <item>
			/// <term>f</term>
			/// <term>Tenths of a second</term>
			/// </item>
			/// <item>
			/// <term>ff</term>
			/// <term>Hundredths of a second</term>
			/// </item>
			/// <item>
			/// <term>fff</term>
			/// <term>
			/// Thousandths of a second; character "f" can occur up to nine consecutive times (fffffffff), although support for frequency
			/// timers is limited to 100 nanoseconds; if nine characters are present, the last two digits are always zero
			/// </term>
			/// </item>
			/// </list>
			/// </summary>
			LOCALE_SDURATION = 0x0000005d,

			/// <summary>Deprecated for Windows 7 and later. Full English name of the country/region. See LOCALE_SENGLISHCOUNTRYNAME.</summary>
			LOCALE_SENGCOUNTRY = LOCALE_SENGLISHCOUNTRYNAME,

			/// <summary>
			/// Windows Me/98, Windows 2000: The full English name of the currency associated with the locale. There is no limit on the
			/// number of characters allowed for this string.
			/// </summary>
			LOCALE_SENGCURRNAME = 0x00001007,

			/// <summary>Deprecated for Windows 7 and later. Full English name of the language from ISO Standard 639. See LOCALE_SENGLISHLANGUAGENAME.</summary>
			LOCALE_SENGLANGUAGE = LOCALE_SENGLISHLANGUAGENAME,

			/// <summary>
			/// <para>
			/// Sizes for each group of digits to the left of the decimal. The maximum number of characters allowed for this string is ten,
			/// including a terminating null character. An explicit size is needed for each group, and sizes are separated by semicolons. If
			/// the last value is 0, the preceding value is repeated. For example, to group thousands, specify 3;0. Indic locales group the
			/// first thousand and then group by hundreds. For example, 12,34,56,789 is represented by 3;2;0.
			/// </para>
			/// <para>Further examples:</para>
			/// <list type="table">
			/// <listheader>
			/// <term>Specification</term>
			/// <term>Resulting string</term>
			/// </listheader>
			/// <item>
			/// <term>3;0</term>
			/// <term>3,000,000,000,000</term>
			/// </item>
			/// <item>
			/// <term>3;2;0</term>
			/// <term>30,00,00,00,00,000</term>
			/// </item>
			/// <item>
			/// <term>3</term>
			/// <term>3000000000,000</term>
			/// </item>
			/// <item>
			/// <term>3;2</term>
			/// <term>30000000,00,000</term>
			/// </item>
			/// </list>
			/// </summary>
			LOCALE_SGROUPING = 0x00000010,

			/// <summary>
			/// Three characters of the international monetary symbol specified in ISO 4217, followed by the character separating this string
			/// from the amount. The maximum number of characters allowed for this string is nine, including a terminating null character.
			/// </summary>
			LOCALE_SINTLSYMBOL = 0x00000015,

			/// <summary>
			/// Windows Me/98, Windows NT 4.0: Country/region name, based on ISO Standard 3166, such as "US" for the United States. This can
			/// also return a number, such as "029" for Caribbean. The maximum number of characters allowed for this string is nine,
			/// including a terminating null character.
			/// </summary>
			LOCALE_SISO3166CTRYNAME = 0x0000005A,

			/// <summary>
			/// Windows Vista and later: Three-letter ISO region name (ISO 3166 three-letter code for the country/region), such as "USA" for
			/// the United States. This can also return a number, such as "029" for Caribbean. The maximum number of characters allowed for
			/// this string is nine, including a terminating null character.
			/// </summary>
			LOCALE_SISO3166CTRYNAME2 = 0x00000068,

			/// <summary>
			/// Windows Me/98, Windows NT 4.0: The abbreviated name of the language based entirely on the ISO Standard 639 values, in
			/// lowercase form, such as "en" for English. This can be a 3-letter code for languages that don't have a 2-letter code, such as
			/// "haw" for Hawaiian. The maximum number of characters allowed for this string is nine, including a terminating null character.
			/// </summary>
			LOCALE_SISO639LANGNAME = 0x00000059,

			/// <summary>
			/// Windows Vista and later: Three-letter ISO language name, in lowercase form (ISO 639-2 three-letter code for the language),
			/// such as "eng" for English. The maximum number of characters allowed for this string is nine, including a terminating null character.
			/// </summary>
			LOCALE_SISO639LANGNAME2 = 0x00000067,

			/// <summary>
			/// <c>Windows Vista and later:</c> A semicolon-delimited list of keyboards to potentially install for the locale and to be used
			/// internally by Windows. There is no limit on the number of characters allowed for this string. To retrieve the name of the
			/// active input locale identifier (formerly called the keyboard layout), your application can call the
			/// <c>GetKeyboardLayoutName</c> function.
			/// </summary>
			LOCALE_SKEYBOARDSTOINSTALL = 0x0000005e,

			/// <summary>Deprecated for Windows 7 and later. Primary language name included in a localized display name. See LOCALE_SLOCALIZEDDISPLAYNAME.</summary>
			LOCALE_SLANGDISPLAYNAME = LOCALE_SLOCALIZEDLANGUAGENAME,

			/// <summary>Deprecated for Windows 7 and later. Full localized name of the language. See LOCALE_SLOCALIZEDLANGUAGENAME.</summary>
			LOCALE_SLANGUAGE = LOCALE_SLOCALIZEDDISPLAYNAME,

			/// <summary>
			/// Character(s) used to separate list items, for example, a comma is used in many locales. The maximum number of characters
			/// allowed for this string is four, including a terminating null character.
			/// </summary>
			LOCALE_SLIST = 0x0000000C,

			/// <summary>
			/// <para>
			/// Long date formatting string for the locale. The maximum number of characters allowed for this string is 80, including a
			/// terminating null character. The string can consist of a combination of day, month, year, and era format pictures and any
			/// string of characters enclosed in single quotes. Characters in single quotes remain as specified. For example, the Spanish
			/// (Spain) long date is "dddd, dd' de 'MMMM' de 'yyyy". Locales can define multiple long date formats.
			/// </para>
			/// <para>To get all of the long date formats for a locale, use EnumDateFormats, EnumDateFormatsEx, or EnumDateFormatsExEx.</para>
			/// </summary>
			LOCALE_SLONGDATE = 0x00000020,

			/// <summary>
			/// Character(s) used as the monetary decimal separator. The maximum number of characters allowed for this string is four,
			/// including a terminating null character. For example, if a monetary amount is displayed as "$3.40", just as "three dollars and
			/// forty cents" is displayed in the United States, then the monetary decimal separator is ".".
			/// </summary>
			LOCALE_SMONDECIMALSEP = 0x00000016,

			/// <summary>
			/// Sizes for each group of monetary digits to the left of the decimal. The maximum number of characters allowed for this string
			/// is ten, including a terminating null character. An explicit size is needed for each group, and sizes are separated by
			/// semicolons. If the last value is 0, the preceding value is repeated. For example, to group thousands, specify 3;0. Indic
			/// languages group the first thousand and then group by hundreds. For example 12,34,56,789 is represented by 3;2;0.
			/// </summary>
			LOCALE_SMONGROUPING = 0x00000018,

			/// <summary>
			/// Character(s) used as the monetary separator between groups of digits to the left of the decimal. The maximum number of
			/// characters allowed for this string is four, including a terminating null character. Typically, the groups represent
			/// thousands. However, depending on the value specified for LOCALE_SMONGROUPING, they can represent something else.
			/// </summary>
			LOCALE_SMONTHOUSANDSEP = 0x00000017,

			/// <summary>
			/// <c>Windows 7 and later:</c> Format string for displaying only the month and the day. The formatting is similar to that
			/// defined for LOCALE_SLONGDATE. For example, if the month/day pattern is the full month name followed by the day number with
			/// leading zeros, as in "September 03", the format string is "MMMM dd". The string can consist of a combination of day and month
			/// format pictures and any string of characters enclosed in single quotes. Characters in single quotes remain as specified, for
			/// example, 'de' for Spanish (Spain). A locale can specify only one month/day format.
			/// </summary>
			LOCALE_SMONTHDAY = 0x00000078,

			/// <summary>
			/// Native long name for January. The maximum number of characters allowed for this string is 80, including a terminating null character.
			/// </summary>
			LOCALE_SMONTHNAME1 = 0x00000038,

			/// <summary>
			/// Native long name for February. The maximum number of characters allowed for this string is 80, including a terminating null
			/// character. See note for LOCALE_SMONTHNAME1.
			/// </summary>
			LOCALE_SMONTHNAME2 = 0x00000039,

			/// <summary>
			/// Native long name for March. The maximum number of characters allowed for this string is 80, including a terminating null
			/// character. See note for LOCALE_SMONTHNAME1.
			/// </summary>
			LOCALE_SMONTHNAME3 = 0x0000003A,

			/// <summary>
			/// Native long name for April. The maximum number of characters allowed for this string is 80, including a terminating null
			/// character. See note for LOCALE_SMONTHNAME1.
			/// </summary>
			LOCALE_SMONTHNAME4 = 0x0000003B,

			/// <summary>
			/// Native long name for May. The maximum number of characters allowed for this string is 80, including a terminating null
			/// character. See note for LOCALE_SMONTHNAME1.
			/// </summary>
			LOCALE_SMONTHNAME5 = 0x0000003C,

			/// <summary>
			/// Native long name for June. The maximum number of characters allowed for this string is 80, including a terminating null
			/// character. See note for LOCALE_SMONTHNAME1.
			/// </summary>
			LOCALE_SMONTHNAME6 = 0x0000003D,

			/// <summary>
			/// Native long name for July. The maximum number of characters allowed for this string is 80, including a terminating null
			/// character. See note for LOCALE_SMONTHNAME1.
			/// </summary>
			LOCALE_SMONTHNAME7 = 0x0000003E,

			/// <summary>
			/// Native long name for August. The maximum number of characters allowed for this string is 80, including a terminating null
			/// character. See note for LOCALE_SMONTHNAME1.
			/// </summary>
			LOCALE_SMONTHNAME8 = 0x0000003F,

			/// <summary>
			/// Native long name for September. The maximum number of characters allowed for this string is 80, including a terminating null
			/// character. See note for LOCALE_SMONTHNAME1.
			/// </summary>
			LOCALE_SMONTHNAME9 = 0x00000040,

			/// <summary>
			/// Native long name for October. The maximum number of characters allowed for this string is 80, including a terminating null
			/// character. See note for LOCALE_SMONTHNAME1.
			/// </summary>
			LOCALE_SMONTHNAME10 = 0x00000041,

			/// <summary>
			/// Native long name for November. The maximum number of characters allowed for this string is 80, including a terminating null
			/// character. See note for LOCALE_SMONTHNAME1.
			/// </summary>
			LOCALE_SMONTHNAME11 = 0x00000042,

			/// <summary>
			/// Native long name for December. The maximum number of characters allowed for this string is 80, including a terminating null
			/// character. See note for LOCALE_SMONTHNAME1.
			/// </summary>
			LOCALE_SMONTHNAME12 = 0x00000043,

			/// <summary>
			/// Native name for a 13th month, if it exists. The maximum number of characters allowed for this string is 80, including a
			/// terminating null character. See note for LOCALE_SMONTHNAME1.
			/// </summary>
			LOCALE_SMONTHNAME13 = 0x0000100E,

			/// <summary>
			/// <c>Windows Vista and later:</c> Locale name, a multi-part tag to uniquely identify the locale. The maximum number of
			/// characters allowed for this string is 85, including a terminating null character. The tag is based on the language tagging
			/// conventions of RFC 4646. The pattern to use is described in Locale Names.
			/// </summary>
			LOCALE_SNAME = 0x0000005c,

			/// <summary>
			/// <c>Windows Vista and later:</c> String value for "Not a number", for example, "Nan" for the English (United States) locale.
			/// There is no limit on the number of characters allowed for this string.
			/// </summary>
			LOCALE_SNAN = 0x00000069,

			/// <summary>
			/// Windows 7 and later: Native name of the country/region, for example, España for Spain. The maximum number of characters
			/// allowed for this string is 80, including a terminating null character.
			/// </summary>
			LOCALE_SNATIVECOUNTRYNAME = 0x00000008,

			/// <summary>Deprecated for Windows 7 and later. Native name of the country/region. See LOCALE_SNATIVECOUNTRYNAME.</summary>
			LOCALE_SNATIVECTRYNAME = LOCALE_SNATIVECOUNTRYNAME,

			/// <summary>
			/// Windows Me/98, Windows 2000: The native name of the currency associated with the locale, in the native language of the
			/// locale. There is no limit on the number of characters allowed for this string.
			/// </summary>
			LOCALE_SNATIVECURRNAME = 0x00001008,

			/// <summary>
			/// Native equivalents of ASCII 0 through 9. The maximum number of characters allowed for this string is eleven, including a
			/// terminating null character. For example, Arabic uses "٠١٢٣٤٥ ٦٧٨٩". See also LOCALE_IDIGITSUBSTITUTION.
			/// </summary>
			LOCALE_SNATIVEDIGITS = 0x00000013,

			/// <summary>
			/// Windows 7 and later: Display name of the locale in its native language, for example, Deutsch (Deutschland) for the locale
			/// German (Germany).
			/// </summary>
			LOCALE_SNATIVEDISPLAYNAME = 0x00000073,

			/// <summary>Deprecated for Windows 7 and later. Native name of the language. See LOCALE_SNATIVELANGUAGENAME.</summary>
			LOCALE_SNATIVELANGNAME = LOCALE_SNATIVELANGUAGENAME,

			/// <summary>
			/// Windows 7 and later: Native name of the language, for example, Հայերեն for Armenian (Armenia). The maximum number of
			/// characters allowed for this string is 80, including a terminating null character.
			/// </summary>
			LOCALE_SNATIVELANGUAGENAME = 0x00000004,

			/// <summary>
			/// String value for the negative sign, for example, "-" for the English (United States) locale. The maximum number of characters
			/// allowed for this string is five, including a terminating null character.
			/// </summary>
			LOCALE_SNEGATIVESIGN = 0x00000051,

			/// <summary>
			/// <c>Windows Vista and later:</c> String value for "negative infinity", for example, "-Infinity" for the English (United
			/// States) locale. There is no limit on the number of characters allowed for this string.
			/// </summary>
			LOCALE_SNEGINFINITY = 0x0000006b,

			/// <summary>
			/// <c>Windows 7 and later:</c> OpenType language tag used to retrieve culturally appropriate typographic features from a font.
			/// For more information, see <c>OPENTYPE_TAG</c>.
			/// </summary>
			LOCALE_SOPENTYPELANGUAGETAG = 0x0000007a,

			/// <summary>
			/// <para>
			/// <c>Windows Vista and later:</c> Fallback locale, used by the resource loader. The maximum number of characters allowed for
			/// this string is 85, including a terminating null character.
			/// </para>
			/// <para>
			/// Locales have a hierarchy in which the parent of a specific locale is a neutral locale. A specific locale is associated with
			/// both a language and a country/region, while a neutral locale is associated with a language but is not associated with any
			/// country/region. The parent locale is used to decide the first fallback to be tried when a resource for a specific locale is
			/// not available. For example, the parent locale for "en-US" (0x0409) is "en" (0x0009). When a resource is not available for the
			/// specific "en-US" locale, the resource loader falls back to use the resource that is available for the neutral "en" locale.
			/// See User Interface Language Management for further details of the resource loader fallback strategy.
			/// </para>
			/// <para>
			/// This pattern is consistent for predefined locales. However, the parent locale is not determined by any manipulation of the
			/// locale name. That is, <c>GetLocaleInfo</c> and <c>GetLocaleInfoEx</c> do not parse a string such as "en-US" to get the value
			/// "en". Instead, they look at the stored locale data. For predefined locales, the value follows the expected pattern, in which
			/// the parent of a specific locale is the corresponding neutral locale and the parent of a neutral locale is the invariant
			/// locale. While it is recommended that custom locales follow a similar strategy in terms of defining their parent locale, this
			/// is not enforced. The application implementing a custom locale can specify a less obviously appropriate parent.
			/// </para>
			/// </summary>
			LOCALE_SPARENT = 0x0000006d,

			/// <summary>
			/// <c>Windows 7 and later:</c> Symbol used to indicate percentage, for example, "%". The value is a single string of 0 to 3 characters.
			/// </summary>
			LOCALE_SPERCENT = 0x00000076,

			/// <summary><c>Windows 7 and later:</c> Symbol used to indicate the permille (U+2030) symbol, that is, ‰.</summary>
			LOCALE_SPERMILLE = 0x00000077,

			/// <summary>
			/// <para>
			/// String for the PM designator (second 12 hours of the day). The maximum number of characters allowed for this string is
			/// different for different releases of Windows.
			/// </para>
			/// <para>
			/// <c>Windows XP:</c> Thirteen including a terminating null character for <c>SetLocaleInfo</c>. Fifteen including a terminating
			/// null character for <c>GetLocaleInfo</c>.
			/// </para>
			/// <para><c>Windows Me/98/95, Windows NT 4.0, Windows 2000:</c> Nine including a terminating null character.</para>
			/// <para><c>Windows Server 2003 and later:</c> Fifteen including a terminating null character.</para>
			/// <para>Windows 10 added the value <c>LOCALE_SPM</c> as a more readable synonym for <c>LOCALE_S2359</c>.</para>
			/// </summary>
			LOCALE_SPM = 0x00000029,

			/// <summary>
			/// <c>Windows Vista and later:</c> String value for "positive infinity", for example, "Infinity" for the English (United States)
			/// locale. There is no limit on the number of characters allowed for the string.
			/// </summary>
			LOCALE_SPOSINFINITY = 0x0000006a,

			/// <summary>
			/// Localized string value for the positive sign for the locale. For example, <c>LOCALE_SPOSITIVESIGN</c> is considered to be "+"
			/// for the English (United States) locale. Note that the presence of data for this string does not mean that a positive sign is
			/// necessarily used when formatting a number. If this the data is blank/empty then a "+" is assumed to be used. The maximum
			/// number of characters allowed for this string is five, including a terminating null character.
			/// </summary>
			LOCALE_SPOSITIVESIGN = 0x00000050,

			/// <summary/>
			LOCALE_SRELATIVELONGDATE = 0x0000007c,

			/// <summary>
			/// <para>
			/// <c>Windows Vista and later:</c> A string representing a list of scripts, using the 4-character notation used in ISO 15924.
			/// Each script name consists of four Latin characters and the list is arranged in alphabetical order with each name, including
			/// the last, followed by a semicolon.
			/// </para>
			/// <para>
			/// <c>GetLocaleInfo</c> or <c>GetLocaleInfoEx</c> can be called with LCType set to LOCALE_SSCRIPTS as part of a strategy to
			/// mitigate security issues related to Internationalized Domain Names (IDNs). Here are some example values:
			/// </para>
			/// <list type="table">
			/// <listheader>
			/// <term>Locale</term>
			/// <term>Locale/language name</term>
			/// <term>Value</term>
			/// </listheader>
			/// <item>
			/// <term>English (United States)</term>
			/// <term>en-US</term>
			/// <term>Latn;</term>
			/// </item>
			/// <item>
			/// <term>Hindi (India)</term>
			/// <term>hi-IN</term>
			/// <term>Deva;</term>
			/// </item>
			/// <item>
			/// <term>Japanese (Japan)</term>
			/// <term>ja-JP</term>
			/// <term>Windows 7 and later: Hani;Hira;Jpan;Kana; Windows Vista: Hani;Hira;Kana;</term>
			/// </item>
			/// </list>
			/// <para>
			/// A compound script value does not include the Latin script unless it is an essential part of the writing system used for the
			/// particular locale. Latin characters are often used in the context of locales for which they are not native, for example, for
			/// a foreign business name. In the example above for Hindi in India, the only script value is "Deva" (for "Devanagari"),
			/// although Latin characters can also appear in Hindi text. The VerifyScripts function has a special flag to address this case.
			/// </para>
			/// </summary>
			LOCALE_SSCRIPTS = 0x0000006c,

			/// <summary>
			/// <para>
			/// Short date formatting string for the locale. The maximum number of characters allowed for this string is 80, including a
			/// terminating null character. The string can consist of a combination of day, month, year, and era format pictures. For
			/// example, "M/d/yyyy" indicates that September 3, 2004 is written 9/3/2004.
			/// </para>
			/// <para>
			/// Locales can define multiple short date formats. To get all of the short date formats for this locale, use EnumDateFormats,
			/// EnumDateFormatsEx, or EnumDateFormatsExEx.
			/// </para>
			/// </summary>
			LOCALE_SSHORTDATE = 0x0000001F,

			/// <summary>
			/// String for the shortest possible AM indicator for a locale. For English that could be as short as "a"; however other
			/// languages could have more codepoints.
			/// </summary>
			LOCALE_SSHORTESTAM = 0x0000007e,

			/// <summary>
			/// Windows Vista and later: Short native name of the first day of the week. This name is often shorter than
			/// LOCALE_SABBREVDAYNAME1, and it is useful for calendar titles.
			/// </summary>
			LOCALE_SSHORTESTDAYNAME1 = 0x00000060,

			/// <summary>
			/// Windows Vista and later: Short native name of the second day of the week. This name is often shorter than
			/// LOCALE_SABBREVDAYNAME2, and it is useful for calendar titles.
			/// </summary>
			LOCALE_SSHORTESTDAYNAME2 = 0x00000061,

			/// <summary>
			/// Windows Vista and later: Short native name of the third day of the week. This name is often shorter than
			/// LOCALE_SABBREVDAYNAME3, and it is useful for calendar titles.
			/// </summary>
			LOCALE_SSHORTESTDAYNAME3 = 0x00000062,

			/// <summary>
			/// Windows Vista and later: Short native name of the fourth day of the week. This name is often shorter than
			/// LOCALE_SABBREVDAYNAME4, and it is useful for calendar titles.
			/// </summary>
			LOCALE_SSHORTESTDAYNAME4 = 0x00000063,

			/// <summary>
			/// Windows Vista and later: Short native name of the fifth day of the week. This name is often shorter than
			/// LOCALE_SABBREVDAYNAME5, and it is useful for calendar titles.
			/// </summary>
			LOCALE_SSHORTESTDAYNAME5 = 0x00000064,

			/// <summary>
			/// Windows Vista and later: Short native name of the sixth day of the week. This name is often shorter than
			/// LOCALE_SABBREVDAYNAME6, and it is useful for calendar titles.
			/// </summary>
			LOCALE_SSHORTESTDAYNAME6 = 0x00000065,

			/// <summary>
			/// Windows Vista and later: Short native name of the seventh day of the week. This name is often shorter than
			/// LOCALE_SABBREVDAYNAME7, and it is useful for calendar titles.
			/// </summary>
			LOCALE_SSHORTESTDAYNAME7 = 0x00000066,

			/// <summary>
			/// String for the shortest possible PM indicator for a locale. For English that could be as short as "p"; however other
			/// languages could have more codepoints.
			/// </summary>
			LOCALE_SSHORTESTPM = 0x0000007f,

			/// <summary>
			/// <c>Windows 7 and later:</c> Short time formatting string for the locale. Patterns are typically derived by removing the "ss"
			/// (seconds) value from the long time format pattern. For example, if the long time format is "h:mm:ss tt", the short time
			/// format is most likely "h:mm tt". This constant can specify multiple formats in a semicolon-delimited list. However, the
			/// preferred short time format should be the first value listed.
			/// </summary>
			LOCALE_SSHORTTIME = 0x00000079,

			/// <summary>Windows 7 and later: Name of the locale to use for sorting or casing behavior.</summary>
			LOCALE_SSORTLOCALE = 0x0000007b,

			/// <summary>
			/// Windows Me/98, Windows 2000: The full localized name of the sort for the specified locale identifier, dependent on the
			/// language of the shell. This constant is used to determine casing and sorting behavior.
			/// </summary>
			LOCALE_SSORTNAME = 0x00001013,

			/// <summary>
			/// Characters that are used to separate groups of digits to the left of the decimal. The maximum number of characters allowed
			/// for this string is four, including a terminating null character. Typically, these groups represent thousands. However,
			/// depending on the value specified for LOCALE_SGROUPING, they can represent something else.
			/// </summary>
			LOCALE_STHOUSAND = 0x0000000F,

			/// <summary>
			/// Character(s) for the time separator. The maximum number of characters allowed for this string is four, including a
			/// terminating null character. Windows Vista and later: This constant is deprecated. Use LOCALE_STIMEFORMAT instead. A custom
			/// locale might not have a single, uniform separator character. For example, a format such as "03:56'23" is valid.
			/// </summary>
			LOCALE_STIME = 0x0000001E,

			/// <summary>
			/// Time formatting strings for the locale. The maximum number of characters allowed for this string is 80, including a
			/// terminating null character. The string can consist of a combination of hour, minute, and second format pictures.
			/// </summary>
			LOCALE_STIMEFORMAT = 0x00001003,

			/// <summary>
			/// <c>Windows Me/98, Windows 2000:</c> The year-month formatting string for the locale. The maximum number of characters allowed
			/// for this string is 80, including a terminating null character. This string shows the proper format for a date string that
			/// contains only the year and the month, using format pictures as defined in Day, Month, Year, and Era Format Pictures.
			/// </summary>
			LOCALE_SYEARMONTH = 0x00001006,
		}

		/// <summary>Language Group Identifier.</summary>
		public enum LGRPID : uint
		{
			/// <summary>Western Europe and U.S.</summary>
			LGRPID_WESTERN_EUROPE = 0x0001,

			/// <summary>Central Europe</summary>
			LGRPID_CENTRAL_EUROPE = 0x0002,

			/// <summary>Baltic</summary>
			LGRPID_BALTIC = 0x0003,

			/// <summary>Greek</summary>
			LGRPID_GREEK = 0x0004,

			/// <summary>Cyrillic</summary>
			LGRPID_CYRILLIC = 0x0005,

			/// <summary>Turkic</summary>
			LGRPID_TURKIC = 0x0006,

			/// <summary>Turkish</summary>
			LGRPID_TURKISH = 0x0006,

			/// <summary>Japanese</summary>
			LGRPID_JAPANESE = 0x0007,

			/// <summary>Korean</summary>
			LGRPID_KOREAN = 0x0008,

			/// <summary>Traditional Chinese</summary>
			LGRPID_TRADITIONAL_CHINESE = 0x0009,

			/// <summary>Simplified Chinese</summary>
			LGRPID_SIMPLIFIED_CHINESE = 0x000a,

			/// <summary>Thai</summary>
			LGRPID_THAI = 0x000b,

			/// <summary>Hebrew</summary>
			LGRPID_HEBREW = 0x000c,

			/// <summary>Arabic</summary>
			LGRPID_ARABIC = 0x000d,

			/// <summary>Vietnamese</summary>
			LGRPID_VIETNAMESE = 0x000e,

			/// <summary>Indic</summary>
			LGRPID_INDIC = 0x000f,

			/// <summary>Georgian</summary>
			LGRPID_GEORGIAN = 0x0010,

			/// <summary>Armenian</summary>
			LGRPID_ARMENIAN = 0x0011,
		}

		/// <summary>Flag specifying whether the language group identifier is supported or installed.</summary>
		public enum LGRPID_FLAGS
		{
			/// <summary>Language group identifier is installed.</summary>
			LGRPID_INSTALLED = 0x00000001,

			/// <summary>Language group identifier is both supported and installed.</summary>
			LGRPID_SUPPORTED = 0x00000002,
		}

		/// <summary>Flags identifying the locales to enumerate.</summary>
		[Flags]
		public enum LOCALE_FLAGS
		{
			/// <summary>
			/// Windows Vista and later: Enumerate all locales. Using this constant is equivalent to using LOCALE_WINDOWS |
			/// LOCALE_SUPPLEMENTAL | LOCALE_ALTERNATE_SORTS | LOCALE_NEUTRALDATA.
			/// </summary>
			LOCALE_ALL = 0,

			/// <summary>
			/// Windows Vista and later: Enumerate all locales that come with the operating system, including replacement locales, but
			/// excluding alternate sorts. For more information, see Custom Locales.
			/// </summary>
			LOCALE_WINDOWS = 0x00000001,

			/// <summary>Windows Vista and later: Enumerate supplemental locales.</summary>
			LOCALE_SUPPLEMENTAL = 0x00000002,

			/// <summary>Windows Vista and later: Enumerate only the alternate sorts, locales with a nonzero sort order identifier.</summary>
			LOCALE_ALTERNATE_SORTS = 0x00000004,

			/// <summary>Windows Vista and later: Enumerate replacement locales. This constant is valid input only for EnumLocalesProcEx.</summary>
			LOCALE_REPLACEMENT = 0x00000008,

			/// <summary>
			/// Windows 7 and later: Neutral locale data, that is, data defined by language only. Country/region data uses the default.
			/// </summary>
			LOCALE_NEUTRALDATA = 0x00000010,

			/// <summary>Windows 7 and later: Locale data specified by both language and country/region.</summary>
			LOCALE_SPECIFICDATA = 0x00000020,
		}

		/// <summary>Flags controlling currency format.</summary>
		public enum LOCALE_FORMAT_FLAG : uint
		{
			/// <summary>Formats the string using user overrides to the default currency format for the locale.</summary>
			LOCALE_UNSPECIFIED = 0,

			/// <summary>Format the string using the system default currency format for the specified locale.</summary>
			LOCALE_NOUSEROVERRIDE = 0x80000000
		}

		/// <summary>The MUI file type flags.</summary>
		[PInvokeData("Winnls.h", MSDNShortId = "dd318039")]
		[Flags]
		public enum MUI_FILETYPE : uint
		{
			/// <summary>
			/// The input file does not have resource configuration data. This file type is typical for older executable files. If this file
			/// type is specified, the other file types will not provide useful information.
			/// </summary>
			MUI_FILETYPE_NOT_LANGUAGE_NEUTRAL = 0x001,

			/// <summary>The input file is an LN file.</summary>
			MUI_FILETYPE_LANGUAGE_NEUTRAL_MAIN = 0x002,

			/// <summary>The input file is a language-specific resource file.</summary>
			MUI_FILETYPE_LANGUAGE_NEUTRAL_MUI = 0x004,
		}

		/// <summary>Flags indicating attributes of the input language list.</summary>
		[Flags]
		public enum MUI_LANGUAGE
		{
			/// <summary>The language is fully localized.</summary>
			MUI_FULL_LANGUAGE = 1,

			/// <summary>The language is fully localized.</summary>
			MUI_PARTIAL_LANGUAGE = 2,

			/// <summary>The language is an LIP language.</summary>
			MUI_LIP_LANGUAGE = 4,

			/// <summary>The language is installed on this computer.</summary>
			MUI_LANGUAGE_INSTALLED = 32,

			/// <summary>The language is appropriately licensed for the current user.</summary>
			MUI_LANGUAGE_LICENSED = 64,
		}

		/// <summary>Flags identifying language format and filtering.</summary>
		[Flags]
		public enum MUI_LANGUAGE_ENUM : uint
		{
			/// <summary>Pass the language identifier in the language string to the callback function.</summary>
			MUI_LANGUAGE_ID = 4,

			/// <summary>Pass the language name in the language string to the callback function.</summary>
			MUI_LANGUAGE_NAME = 8
		}

		/// <summary>Flags identifying language format and filtering.</summary>
		[Flags]
		public enum MUI_LANGUAGE_FILTER : uint
		{
			/// <summary>Pass the language identifier in the language string to the callback function.</summary>
			MUI_LANGUAGE_ID = MUI_LANGUAGE_ENUM.MUI_LANGUAGE_ID,

			/// <summary>Pass the language name in the language string to the callback function.</summary>
			MUI_LANGUAGE_NAME = MUI_LANGUAGE_ENUM.MUI_LANGUAGE_NAME,

			/// <summary>
			/// Use the system fallback to retrieve a list that corresponds exactly to the language list used by the resource loader. This
			/// flag can be used only in combination with MUI_MERGE_USER_FALLBACK. Using the flags in combination alters the usual effect of
			/// MUI_MERGE_USER_FALLBACK by including fallback and neutral languages in the list.
			/// </summary>
			MUI_MERGE_SYSTEM_FALLBACK = 0x10,

			/// <summary>
			/// Retrieve a composite list consisting of the thread preferred UI languages, followed by process preferred UI languages,
			/// followed by any user preferred UI languages that are distinct from these, followed by the system default UI language, if it
			/// is not already in the list. If the user preferred UI languages list is empty, the function retrieves the system preferred UI
			/// languages. This flag cannot be combined with MUI_THREAD_LANGUAGES.
			/// </summary>
			MUI_MERGE_USER_FALLBACK = 0x20,

			/// <summary>
			/// Retrieve a complete thread preferred UI languages list along with associated fallback and neutral languages. Use of this flag
			/// is equivalent to combining MUI_MERGE_SYSTEM_FALLBACK and MUI_MERGE_USER_FALLBACK. (Applicable only for Windows 7 and later).
			/// </summary>
			MUI_UI_FALLBACK = MUI_MERGE_SYSTEM_FALLBACK | MUI_MERGE_USER_FALLBACK,

			/// <summary>
			/// Retrieve a composite list consisting of the thread preferred UI languages, followed by process preferred UI languages,
			/// followed by any user preferred UI languages that are distinct from these, followed by the system default UI language, if it
			/// is not already in the list. If the user preferred UI languages list is empty, the function retrieves the system preferred UI
			/// languages. This flag cannot be combined with MUI_THREAD_LANGUAGES.
			/// </summary>
			MUI_THREAD_LANGUAGES = 0x40,
		}

		/// <summary>Flags identifying language format and filtering.</summary>
		[Flags]
		public enum MUI_LANGUAGE_FLAGS : uint
		{
			/// <summary>Pass the language identifier in the language string to the callback function.</summary>
			MUI_LANGUAGE_ID = MUI_LANGUAGE_ENUM.MUI_LANGUAGE_ID,

			/// <summary>Pass the language name in the language string to the callback function.</summary>
			MUI_LANGUAGE_NAME = MUI_LANGUAGE_ENUM.MUI_LANGUAGE_NAME,

			/// <summary>
			/// GetThreadPreferredUILanguages should replace with the appropriate fallback all languages that cannot display properly in a
			/// console window with the current operating system settings. When this flag is specified, NULL must be passed for all other parameters.
			/// </summary>
			MUI_CONSOLE_FILTER = 0x100,

			/// <summary>
			/// GetThreadPreferredUILanguages should replace with the appropriate fallback all languages having complex scripts. When this
			/// flag is specified, NULL must be passed for all other parameters.
			/// </summary>
			MUI_COMPLEX_SCRIPT_FILTER = 0x200,

			/// <summary>
			/// Reset the filtering for the language list by removing any other filter settings. When this flag is specified, NULL must be
			/// passed for all other parameters. After setting this flag, the application can call GetThreadPreferredUILanguages to retrieve
			/// the complete unfiltered list.
			/// </summary>
			MUI_RESET_FILTERS = 0x001,
		}

		/// <summary>Flags identifying language format and filtering.</summary>
		[Flags]
		public enum MUI_LANGUAGE_PATH : uint
		{
			/// <summary>Pass the language identifier in the language string to the callback function.</summary>
			MUI_LANGUAGE_ID = MUI_LANGUAGE_ENUM.MUI_LANGUAGE_ID,

			/// <summary>Pass the language name in the language string to the callback function.</summary>
			MUI_LANGUAGE_NAME = MUI_LANGUAGE_ENUM.MUI_LANGUAGE_NAME,

			/// <summary>
			/// Retrieve only the files that implement languages in the fallback list. Successive calls enumerate the successive fallbacks,
			/// in the appropriate order. The first file indicated by the output value of pcchFileMUIPath should be the best fit. This flag
			/// is relevant only if the application supplies a null string for pwszLanguage.
			/// </summary>
			MUI_USER_PREFERRED_UI_LANGUAGES = 0x10,

			/// <summary>
			/// Retrieve only the files for the languages installed on the computer. This flag is relevant only if the application supplies a
			/// null string for pwszLanguage.
			/// </summary>
			MUI_USE_INSTALLED_LANGUAGES = 0x20,

			/// <summary>
			/// Retrieve all language-specific resource files for the path indicated by pcwszFilePath, without considering file licensing.
			/// This flag is relevant only if the application supplies a null string for pwszLanguage.
			/// </summary>
			MUI_USE_SEARCH_ALL_LANGUAGES = 0x40,

			/// <summary>
			/// Do not verify the file passed in pcwszFilePath and append &amp;quot;.mui&amp;quot; to the file name before processing. For
			/// example, change Abc.exe to Abc.exe.mui.
			/// </summary>
			MUI_LANG_NEUTRAL_PE_FILE = 0x100,

			/// <summary>
			/// Do not verify the file passed in pcwszFilePath and do not append &amp;quot;.mui&amp;quot; to the file name before processing.
			/// For example, use Abc.txt or Abc.chm.
			/// </summary>
			MUI_NON_LANG_NEUTRAL_FILE = 0x200,

			/// <summary/>
			MUI_MACHINE_LANGUAGE_SETTINGS = 0x400,
		}

		/// <summary>Flags specifying the information to retrieve in <c>GetFileMUIInfo</c>.</summary>
		[Flags]
		public enum MUI_QUERY
		{
			/// <summary>
			/// Retrieve one of the following values in the dwFileType member of FILEMUIINFO:
			/// <list type="bullet">
			/// <item>
			/// <term>
			/// MUI_FILETYPE_NOT_LANGUAGE_NEUTRAL: The specified input file does not have resource configuration data. Thus it is neither an
			/// LN file nor a language-specific resource file. This type of file is typical for older executable files. If this file type is
			/// specified, the function will not retrieve useful information for the other types.
			/// </term>
			/// </item>
			/// <item>
			/// <term>MUI_FILETYPE_LANGUAGE_NEUTRAL_MAIN. The input file is an LN file.</term>
			/// </item>
			/// <item>
			/// <term>MUI_FILETYPE_LANGUAGE_NEUTRAL_MUI. The input file is a language-specific resource file associated with an LN file.</term>
			/// </item>
			/// </list>
			/// </summary>
			MUI_QUERY_TYPE = 0x001,

			/// <summary>
			/// Retrieve the resource checksum of the input file in the pChecksum member of FILEMUIINFO. If the input file does not have
			/// resource configuration data, this member of the structure contains 0.
			/// </summary>
			MUI_QUERY_CHECKSUM = 0x002,

			/// <summary>
			/// Retrieve the language associated with the input file. For a language-specific resource file, this flag requests the
			/// associated language. For an LN file, this flag requests the language of the ultimate fallback resources for the module, which
			/// can be either in the LN file or in a separate language-specific resource file referenced by the resource configuration data
			/// of the LN file. For more information, see the Remarks section.
			/// </summary>
			MUI_QUERY_LANGUAGE_NAME = 0x004,

			/// <summary>
			/// Retrieve lists of resource types in the language-specific resource files and LN files as they are specified in the resource
			/// configuration data. See the Remarks section for a way to access this information.
			/// </summary>
			MUI_QUERY_RESOURCE_TYPES = 0x008,
		}

		/// <summary>Specifies the supported normalization forms.</summary>
		// typedef enum _NORM_FORM { NormalizationOther = 0, NormalizationC = 0x1, NormalizationD = 0x2, NormalizationKC = 0x5,
		// NormalizationKD = 0x6} NORM_FORM; https://msdn.microsoft.com/en-us/library/windows/desktop/dd319094(v=vs.85).aspx
		[PInvokeData("Winnls.h", MSDNShortId = "dd319094")]
		public enum NORM_FORM
		{
			/// <summary>Not supported.</summary>
			NormalizationOther = 0,

			/// <summary>
			/// Unicode normalization form C, canonical composition. Transforms each decomposed grouping, consisting of a base character plus
			/// combining characters, to the canonical precomposed equivalent. For example, A + ¨ becomes Ä.
			/// </summary>
			NormalizationC = 1,

			/// <summary>
			/// Unicode normalization form D, canonical decomposition. Transforms each precomposed character to its canonical decomposed
			/// equivalent. For example, Ä becomes A + ¨.
			/// </summary>
			NormalizationD = 2,

			/// <summary>
			/// Unicode normalization form KC, compatibility composition. Transforms each base plus combining characters to the canonical
			/// precomposed equivalent and all compatibility characters to their equivalents. For example, the ligature ﬁ becomes f + i;
			/// similarly, A + ¨ + ﬁ + n becomes Ä + f + i + n.
			/// </summary>
			NormalizationKC = 5,

			/// <summary>
			/// Unicode normalization form KD, compatibility decomposition. Transforms each precomposed character to its canonical decomposed
			/// equivalent and all compatibility characters to their equivalents. For example, Ä + ﬁ + n becomes A + ¨ + f + i + n.
			/// </summary>
			NormalizationKD = 6,
		}

		/// <summary>Specifies the geographical location class.</summary>
		// enum SYSGEOCLASS { GEOCLASS_NATION = 16, GEOCLASS_REGION = 14, GEOCLASS_ALL = 0 }; https://msdn.microsoft.com/en-us/library/windows/desktop/dd374070(v=vs.85).aspx
		[PInvokeData("Winnls.h", MSDNShortId = "dd374070")]
		public enum SYSGEOCLASS
		{
			/// <summary>Class for nation geographical location identifiers.</summary>
			GEOCLASS_NATION = 16,

			/// <summary>Class for region geographical location identifiers.</summary>
			GEOCLASS_REGION = 14,

			/// <summary><c>Starting with Windows 8:</c> Class for all geographical location identifiers.</summary>
			GEOCLASS_ALL = 0
		}

		/// <summary>
		/// Defines the type of geographical location information requested in the <c>GetGeoInfo</c> or <c>GetGeoInfoEx</c> function.
		/// </summary>
		// enum SYSGEOTYPE { GEO_NATION = 0x0001, GEO_LATITUDE = 0x0002, GEO_LONGITUDE = 0x0003, GEO_ISO2 = 0x0004, GEO_ISO3 = 0x0005,
		// GEO_RFC1766 = 0x0006, GEO_LCID = 0x0007, GEO_FRIENDLYNAME = 0x0008, GEO_OFFICIALNAME = 0x0009, GEO_TIMEZONES = 0x000A,
		// GEO_OFFICIALLANGUAGES = 0x000B, GEO_ISO_UN_NUMBER = 0x000C, GEO_PARENT = 0x000D, GEO_DIALINGCODE = 0x000E, GEO_CURRENCYCODE =
		// 0x000F, GEO_CURRENCYSYMBOL = 0x0010, GEO_NAME = 0x0011, GEO_ID = 0x000E }; https://msdn.microsoft.com/en-us/library/windows/desktop/dd374071(v=vs.85).aspx
		[PInvokeData("Winnls.h", MSDNShortId = "dd374071")]
		public enum SYSGEOTYPE
		{
			/// <summary>
			/// <para>The geographical location identifier (GEOID) of a nation. This value is stored in a long integer.</para>
			/// <para>
			/// <c>Starting with Windows 10, version 1709:</c> This value is not supported for the <c>GetGeoInfoEx</c> function, and should
			/// not be used.
			/// </para>
			/// </summary>
			GEO_NATION = 1,

			/// <summary>The latitude of the location. This value is stored in a floating-point number.</summary>
			GEO_LATITUDE,

			/// <summary>The longitude of the location. This value is stored in a floating-point number.</summary>
			GEO_LONGITUDE,

			/// <summary>The ISO 2-letter country/region code. This value is stored in a string.</summary>
			GEO_ISO2,

			/// <summary>The ISO 3-letter country/region code. This value is stored in a string.</summary>
			GEO_ISO3,

			/// <summary>
			/// <para>
			/// The name for a string, compliant with RFC 4646 (starting with Windows Vista), that is derived from the <c>GetGeoInfo</c>
			/// parameters language and GeoId.
			/// </para>
			/// <para>
			/// <c>Starting with Windows 10, version 1709:</c> This value is not supported for the <c>GetGeoInfoEx</c> function, and should
			/// not be used.
			/// </para>
			/// </summary>
			GEO_RFC1766,

			/// <summary>
			/// <para>A locale identifier derived using <c>GetGeoInfo</c>.</para>
			/// <para>
			/// <c>Starting with Windows 10, version 1709:</c> This value is not supported for the <c>GetGeoInfoEx</c> function, and should
			/// not be used.
			/// </para>
			/// </summary>
			GEO_LCID,

			/// <summary>The friendly name of the nation, for example, Germany. This value is stored in a string.</summary>
			GEO_FRIENDLYNAME,

			/// <summary>The official name of the nation, for example, Federal Republic of Germany. This value is stored in a string.</summary>
			GEO_OFFICIALNAME,

			/// <summary>Not implemented.</summary>
			GEO_TIMEZONES,

			/// <summary>Not implemented.</summary>
			GEO_OFFICIALLANGUAGES,

			/// <summary><c>Starting with Windows 8:</c> The ISO 3-digit country/region code. This value is stored in a string.</summary>
			GEO_ISO_UN_NUMBER,

			/// <summary>
			/// <c>Starting with Windows 8:</c> The geographical location identifier of the parent region of a country/region. This value is
			/// stored in a string.
			/// </summary>
			GEO_PARENT,

			/// <summary>
			/// <c>Starting with Windows 10, version 1709:</c> The dialing code to use with telephone numbers in the geographic location. For
			/// example, 1 for the United States.
			/// </summary>
			GEO_DIALINGCODE,

			/// <summary>
			/// <c>Starting with Windows 10, version 1709:</c> The three-letter code for the currency that the geographic location uses. For
			/// example, USD for United States dollars.
			/// </summary>
			GEO_CURRENCYCODE,

			/// <summary>
			/// <c>Starting with Windows 10, version 1709:</c> The symbol for the currency that the geographic location uses. For example,
			/// the dollar sign ($).
			/// </summary>
			GEO_CURRENCYSYMBOL,

			/// <summary>
			/// <para>
			/// <c>Starting with Windows 10, version 1709:</c> The two-letter International Organization for Standardization (ISO) 3166-1
			/// code or numeric United Nations (UN) Series M, Number 49 (M.49) code for the geographic region.
			/// </para>
			/// <para>
			/// For information about two-letter ISO 3166-1 codes, see Country Codes - ISO 3166. For information about numeric UN M.49 codes,
			/// see Standard country or area codes for statistical use (M49).
			/// </para>
			/// </summary>
			GEO_NAME,

			/// <summary>
			/// <c>Starting with Windows 10, version 1709:</c> The Windows geographical location identifiers (GEOID) for the region. This
			/// value is provided for backward compatibility. Do not use this value in new applications, but use <c>GEO_NAME</c> instead.
			/// </summary>
			GEO_ID,
		}

		/// <summary>Specifies NLS function capabilities.</summary>
		// enum SYSNLS_FUNCTION { COMPARE_STRING = 0x0001 }; https://msdn.microsoft.com/en-us/library/windows/desktop/dd374072(v=vs.85).aspx
		[PInvokeData("Winnls.h", MSDNShortId = "dd374072")]
		public enum SYSNLS_FUNCTION
		{
			/// <summary>
			/// Value indicating comparison of two strings in the manner of the CompareString function or LCMapString with the LCMAP_SORTKEY
			/// flag specified.
			/// </summary>
			COMPARE_STRING = 0x0001
		}

		/// <summary>The time format.</summary>
		[Flags]
		public enum TIME_FORMAT_ENUM
		{
			/// <summary>Use the current user's long time format.</summary>
			USE_CURRENT = 0,

			/// <summary>Windows 7 and later: Use the current user's short time format.</summary>
			TIME_NOSECONDS = 2,

			/// <summary>
			/// Specified with the ANSI version of this function, EnumTimeFormatsA (not recommended), to use the system default Windows ANSI
			/// code page (ACP) instead of the locale code page.
			/// </summary>
			LOCAL_USE_CP_ACP = 0x40000000
		}

		/// <summary>Flags specifying script verification options.</summary>
		public enum VS_FLAGS
		{
			/// <summary>No flags</summary>
			NONE,

			/// <summary>Allow &amp;quot;Latn&amp;quot; (Latin script) in the test list even if it is not in the locale list.</summary>
			VS_ALLOW_LATIN
		}

		/// <summary>Deprecated. Adjusts a date by a specified number of years, months, weeks, or days.</summary>
		/// <param name="lpCalDateTime">Pointer to a <c>CALDATETIME</c> structure that contains the date and calendar information to adjust.</param>
		/// <param name="calUnit">The <c>CALDATETIME_DATEUNIT</c> enumeration value indicating the date unit, for example, DayUnit.</param>
		/// <param name="amount">The amount by which to adjust the specified date.</param>
		/// <returns>
		/// <para>
		/// Returns <c>TRUE</c> if successful or <c>FALSE</c> otherwise. To get extended error information, the application can call
		/// <c>GetLastError</c>, which can return one of the following error codes:
		/// </para>
		/// <list type="bullet">
		/// <item>
		/// <term>ERROR_DATE_OUT_OF_RANGE. The specified date was out of range.</term>
		/// </item>
		/// <item>
		/// <term>ERROR_INVALID_PARAMETER. Any of the parameter values was invalid.</term>
		/// </item>
		/// </list>
		/// </returns>
		/// <remarks>
		/// This function does not have an associated header file or library file. The application can call <c>LoadLibrary</c> with the DLL
		/// name (Kernel32.dll) to obtain a module handle. It can then call <c>GetProcAddress</c> with the module handle and the name of this
		/// function to get the function address.
		/// </remarks>
		// https://docs.microsoft.com/en-us/windows/win32/intl/adjustcalendardate BOOL AdjustCalendarDate( _Inout_ LPCALDATETIME
		// lpCalDateTime, _In_ CALDATETIME_DATEUNIT calUnit, _Out_ INT amount );
		[DllImport(Lib.Kernel32, SetLastError = true, ExactSpelling = true)]
		[PInvokeData("", MSDNShortId = "be8d61fd-efa3-4386-969f-30216c282ebc")]
		// [return: MarshalAs(UnmanagedType.Bool)] public static extern bool AdjustCalendarDate(Inout_ LPCALDATETIME lpCalDateTime, In_
		// CALDATETIME_DATEUNIT calUnit, Out_ int amount);
		[return: MarshalAs(UnmanagedType.Bool)]
		public static extern bool AdjustCalendarDate(ref CALDATETIME lpCalDateTime, CALDATETIME_DATEUNIT calUnit, int amount);

		/// <summary>
		/// <para>Deprecated. Converts a specified <c>CALDATETIME</c> structure to a <c>SYSTEMTIME</c> structure.</para>
		/// </summary>
		/// <returns>
		/// <para>
		/// Returns <c>TRUE</c> if successful or <c>FALSE</c> otherwise. To get extended error information, the application can call
		/// <c>GetLastError</c>, which can return one of the following error codes:
		/// </para>
		/// <list type="bullet">
		/// <item>ERROR_DATE_OUT_OF_RANGE. The specified date was out of range.</item>
		/// <item>ERROR_INVALID_PARAMETER. Any of the parameter values was invalid.</item>
		/// </list>
		/// </returns>
		/// <remarks>
		/// <para>
		/// This function does not have an associated header file or library file. The application can call <c>LoadLibrary</c> with the DLL
		/// name (Kernel32.dll) to obtain a module handle. It can then call <c>GetProcAddress</c> with the module handle and the name of this
		/// function to get the function address.
		/// </para>
		/// </remarks>
		// https://docs.microsoft.com/en-us/windows/desktop/Intl/convertcaldatetimetosystemtime BOOL ConvertCalDateTimeToSystemTime( _In_
		// const LPCALDATETIME lpCalDateTime, _Out_ SYSTEMTIME *lpSysTime );
		[DllImport(Lib.Kernel32, SetLastError = true, ExactSpelling = true)]
		[PInvokeData("", MSDNShortId = "0c3f602d-62de-4c27-95d9-d35738f3279d")]
		[return: MarshalAs(UnmanagedType.Bool)]
		public static extern bool ConvertCalDateTimeToSystemTime(in CALDATETIME lpCalDateTime, out SYSTEMTIME lpSysTime);

		/// <summary>Converts a default locale value to an actual locale identifier.</summary>
		/// <param name="Locale">
		/// <para>
		/// Default locale identifier value to convert. You can use the <c>MAKELCID</c> macro to create a locale identifier or use one of the
		/// following predefined values.
		/// </para>
		/// <para><c>Windows Vista and later:</c> The following custom locale identifiers are also supported.</para>
		/// </param>
		/// <returns>
		/// <para>Returns the appropriate locale identifier if successful.</para>
		/// <para>
		/// This function returns the value of the Locale parameter if it does not succeed. The function fails when the Locale value is not
		/// one of the default values listed above.
		/// </para>
		/// </returns>
		// LCID ConvertDefaultLocale( _In_ LCID Locale); https://msdn.microsoft.com/en-us/library/windows/desktop/dd317768(v=vs.85).aspx
		[DllImport(Lib.Kernel32, SetLastError = false, ExactSpelling = true)]
		[PInvokeData("Winnls.h", MSDNShortId = "dd317768")]
		public static extern LCID ConvertDefaultLocale(LCID Locale);

		/// <summary>
		/// <para>Deprecated. Converts a specified <c>SYSTEMTIME</c> structure to a <c>CALDATETIME</c> structure.</para>
		/// </summary>
		/// <returns>
		/// <para>
		/// Returns <c>TRUE</c> if successful or <c>FALSE</c> otherwise. To get extended error information, the application can call
		/// <c>GetLastError</c>, which can return one of the following error codes:
		/// </para>
		/// <list type="bullet">
		/// <item>ERROR_INVALID_PARAMETER. Any of the parameter values was invalid.</item>
		/// </list>
		/// </returns>
		/// <remarks>
		/// <para>The earliest date supported by this function is January 1, 1601.</para>
		/// <para>
		/// This function does not have an associated header file or library file. The application can call <c>LoadLibrary</c> with the DLL
		/// name (Kernel32.dll) to obtain a module handle. It can then call <c>GetProcAddress</c> with the module handle and the name of this
		/// function to get the function address.
		/// </para>
		/// </remarks>
		// https://docs.microsoft.com/en-us/windows/desktop/Intl/convertsystemtimetocaldatetime BOOL ConvertSystemTimeToCalDateTime( _In_
		// const SYSTEMTIME lpSysTime, _In_ CALID calId, _Out_ LPCALDATETIME lpCalDateTime );
		[DllImport(Lib.Kernel32, SetLastError = true, ExactSpelling = true)]
		[PInvokeData("", MSDNShortId = "d21f75bc-1a93-4cb9-8b9b-6fa0e81886bf")]
		[return: MarshalAs(UnmanagedType.Bool)]
		public static extern bool ConvertSystemTimeToCalDateTime(SYSTEMTIME lpSysTime, CALID calId, out CALDATETIME lpCalDateTime);

		/// <summary>Enumerates calendar information for a specified locale.</summary>
		/// <param name="pCalInfoEnumProc">Pointer to an application-defined callback function. For more information, see <c>EnumCalendarInfoProc</c>.</param>
		/// <param name="Locale">
		/// Locale identifier that specifies the locale for which to retrieve calendar information. You can use the <c>MAKELCID</c> macro to
		/// create a locale identifier or use one of the following predefined values.
		/// </param>
		/// <param name="Calendar">
		/// <c>Calendar identifier</c> that specifies the calendar for which information is requested. Note that this identifier can be
		/// ENUM_ALL_CALENDARS, to enumerate all calendars that are associated with the locale.
		/// </param>
		/// <param name="CalType">
		/// Type of calendar information. For more information, see Calendar Type Information. Only one calendar type can be specified per
		/// call to this function, except where noted.
		/// </param>
		/// <returns>
		/// Returns a nonzero value if successful, or 0 otherwise. To get extended error information, the application can call
		/// <c>GetLastError</c>, which can return one of the following error codes:
		/// </returns>
		// BOOL EnumCalendarInfo( _In_ CALINFO_ENUMPROC pCalInfoEnumProc, _In_ LCID Locale, _In_ CALID Calendar, _In_ CALTYPE CalType); https://msdn.microsoft.com/en-us/library/windows/desktop/dd317803(v=vs.85).aspx
		[DllImport(Lib.Kernel32, SetLastError = true, CharSet = CharSet.Auto)]
		[PInvokeData("Winnls.h", MSDNShortId = "dd317803")]
		[return: MarshalAs(UnmanagedType.Bool)]
		public static extern bool EnumCalendarInfo(EnumCalendarInfoProc pCalInfoEnumProc, LCID Locale, CALID Calendar, CALTYPE CalType);

		/// <summary>Enumerates calendar information for a specified locale.</summary>
		/// <param name="Locale">
		/// Locale identifier that specifies the locale for which to retrieve calendar information. You can use the <c>MAKELCID</c> macro to
		/// create a locale identifier or use one of the following predefined values.
		/// </param>
		/// <param name="Calendar">
		/// <c>Calendar identifier</c> that specifies the calendar for which information is requested. Note that this identifier can be
		/// ENUM_ALL_CALENDARS, to enumerate all calendars that are associated with the locale.
		/// </param>
		/// <param name="CalType">
		/// Type of calendar information. For more information, see Calendar Type Information. Only one calendar type can be specified per
		/// call to this function, except where noted.
		/// </param>
		/// <returns>The requested list of calendar information.</returns>
		[PInvokeData("Winnls.h", MSDNShortId = "dd317803")]
		public static IEnumerable<string> EnumCalendarInfo(LCID Locale, CALID Calendar, CALTYPE CalType)
		{
			var l = new List<string>();
			if (!EnumCalendarInfo(s => { l.Add(s); return true; }, Locale, Calendar, CalType))
				Win32Error.ThrowLastError();
			return l;
		}

		/// <summary>Enumerates calendar information for a locale specified by identifier.</summary>
		/// <param name="pCalInfoEnumProcEx">Pointer to an application-defined callback function. For more information, see <c>EnumCalendarInfoProcEx</c>.</param>
		/// <param name="Locale">
		/// <para>
		/// Locale identifier that specifies the locale for which to retrieve calendar information. You can use the <c>MAKELCID</c> macro to
		/// create an identifier or use one of the following predefined values.
		/// </para>
		/// <para><c>Windows Vista and later:</c> The following custom locale identifiers are also supported.</para>
		/// </param>
		/// <param name="Calendar">
		/// <c>Calendar identifier</c> that specifies the calendar for which information is requested. Note that this identifier can be
		/// ENUM_ALL_CALENDARS, to enumerate all calendars that are associated with the locale.
		/// </param>
		/// <param name="CalType">
		/// Type of calendar information. For more information, see Calendar Type Information. Only one calendar type can be specified per
		/// call to this function, except where noted.
		/// </param>
		/// <returns>
		/// Returns a nonzero value if successful, or 0 otherwise. To get extended error information, the application can call
		/// <c>GetLastError</c>, which can return one of the following error codes:
		/// </returns>
		// BOOL EnumCalendarInfoEx( _In_ CALINFO_ENUMPROCEX pCalInfoEnumProcEx, _In_ LCID Locale, _In_ CALID Calendar, _In_ CALTYPE CalType); https://msdn.microsoft.com/en-us/library/windows/desktop/dd317804(v=vs.85).aspx
		[DllImport(Lib.Kernel32, SetLastError = true, CharSet = CharSet.Auto)]
		[PInvokeData("Winnls.h", MSDNShortId = "dd317804")]
		[return: MarshalAs(UnmanagedType.Bool)]
		public static extern bool EnumCalendarInfoEx(EnumCalendarInfoProcEx pCalInfoEnumProcEx, LCID Locale, CALID Calendar, CALTYPE CalType);

		/// <summary>Enumerates calendar information for a locale specified by identifier.</summary>
		/// <param name="Locale">
		/// <para>
		/// Locale identifier that specifies the locale for which to retrieve calendar information. You can use the <c>MAKELCID</c> macro to
		/// create an identifier or use one of the following predefined values.
		/// </para>
		/// <para><c>Windows Vista and later:</c> The following custom locale identifiers are also supported.</para>
		/// </param>
		/// <param name="Calendar">
		/// <c>Calendar identifier</c> that specifies the calendar for which information is requested. Note that this identifier can be
		/// ENUM_ALL_CALENDARS, to enumerate all calendars that are associated with the locale.
		/// </param>
		/// <param name="CalType">
		/// Type of calendar information. For more information, see Calendar Type Information. Only one calendar type can be specified per
		/// call to this function, except where noted.
		/// </param>
		/// <returns>The requested list of calendar information.</returns>
		[PInvokeData("Winnls.h", MSDNShortId = "dd317804")]
		public static IEnumerable<(CALID, string)> EnumCalendarInfoEx(LCID Locale, CALID Calendar, CALTYPE CalType)
		{
			var l = new List<(CALID, string)>();
			if (!EnumCalendarInfoEx((s, c) => { l.Add((c, s)); return true; }, Locale, Calendar, CalType))
				Win32Error.ThrowLastError();
			return l;
		}

		/// <summary>Enumerates calendar information for a locale specified by name.</summary>
		/// <param name="pCalInfoEnumProcExEx">Pointer to an application-defined callback function. For more information, see <c>EnumCalendarInfoProcExEx</c>.</param>
		/// <param name="lpLocaleName">Pointer to a locale name, or one of the following predefined values.</param>
		/// <param name="Calendar">
		/// <c>Calendar identifier</c> that specifies the calendar for which information is requested. Note that this identifier can be
		/// ENUM_ALL_CALENDARS, to enumerate all calendars that are associated with the locale.
		/// </param>
		/// <param name="lpReserved">Reserved; must be <c>NULL</c>.</param>
		/// <param name="CalType">
		/// Type of calendar information. For more information, see Calendar Type Information. Only one calendar type can be specified per
		/// call to this function, except where noted.
		/// </param>
		/// <param name="lParam">
		/// Application-provided parameter to pass to the callback function. This value is especially useful for multi-threaded applications.
		/// </param>
		/// <returns>
		/// Returns a nonzero value if successful, or 0 otherwise. To get extended error information, the application can call
		/// <c>GetLastError</c>, which can return one of the following error codes:
		/// </returns>
		// BOOL EnumCalendarInfoExEx( _In_ CALINFO_ENUMPROCEXEX pCalInfoEnumProcExEx, _In_opt_ LPCWSTR lpLocaleName, _In_ CALID Calendar,
		// _In_opt_ LPCWSTR lpReserved, _In_ CALTYPE CalType, _In_ LPARAM lParam); https://msdn.microsoft.com/en-us/library/windows/desktop/dd317805(v=vs.85).aspx
		[DllImport(Lib.Kernel32, SetLastError = true, ExactSpelling = true, CharSet = CharSet.Unicode)]
		[PInvokeData("Winnls.h", MSDNShortId = "dd317805")]
		[return: MarshalAs(UnmanagedType.Bool)]
		public static extern bool EnumCalendarInfoExEx(EnumCalendarInfoProcExEx pCalInfoEnumProcExEx, string lpLocaleName, CALID Calendar, [Optional] string lpReserved, CALTYPE CalType, [Optional] IntPtr lParam);

		/// <summary>Enumerates calendar information for a locale specified by name.</summary>
		/// <param name="lpLocaleName">Pointer to a locale name, or one of the following predefined values.</param>
		/// <param name="Calendar">
		/// <c>Calendar identifier</c> that specifies the calendar for which information is requested. Note that this identifier can be
		/// ENUM_ALL_CALENDARS, to enumerate all calendars that are associated with the locale.
		/// </param>
		/// <param name="CalType">
		/// Type of calendar information. For more information, see Calendar Type Information. Only one calendar type can be specified per
		/// call to this function, except where noted.
		/// </param>
		/// <returns>The requested list of calendar information.</returns>
		[PInvokeData("Winnls.h", MSDNShortId = "dd317805")]
		public static IEnumerable<(CALID, string)> EnumCalendarInfoExEx(string lpLocaleName, CALID Calendar, CALTYPE CalType)
		{
			var l = new List<(CALID, string)>();
			if (!EnumCalendarInfoExEx((s, c, i, p) => { l.Add((c, s)); return true; }, lpLocaleName, Calendar, null, CalType))
				Win32Error.ThrowLastError();
			return l;
		}

		/// <summary>Enumerates the long date, short date, or year/month formats that are available for a specified locale.</summary>
		/// <param name="lpDateFmtEnumProc">Pointer to an application-defined callback function. For more information, see <c>EnumDateFormatsProc</c>.</param>
		/// <param name="Locale">
		/// Locale identifier that specifies the locale for which to retrieve date format information. You can use the <c>MAKELCID</c> macro
		/// to create an identifier or use one of the following predefined values.
		/// </param>
		/// <param name="dwFlags">Flag specifying date formats. For detailed definitions, see the dwFlags parameter of <c>EnumDateFormatsExEx</c>.</param>
		/// <returns>
		/// Returns a nonzero value if successful, or 0 otherwise. To get extended error information, the application can call
		/// <c>GetLastError</c>, which can return one of the following error codes:
		/// </returns>
		// BOOL EnumDateFormats( _In_ DATEFMT_ENUMPROC lpDateFmtEnumProc, _In_ LCID Locale, _In_ DWORD dwFlags); https://msdn.microsoft.com/en-us/library/windows/desktop/dd317810(v=vs.85).aspx
		[DllImport(Lib.Kernel32, SetLastError = true, CharSet = CharSet.Auto)]
		[PInvokeData("Winnls.h", MSDNShortId = "dd317810")]
		[return: MarshalAs(UnmanagedType.Bool)]
		public static extern bool EnumDateFormats(EnumDateFormatsProc lpDateFmtEnumProc, LCID Locale, DATE_FORMAT dwFlags);

		/// <summary>Enumerates the long date, short date, or year/month formats that are available for a specified locale.</summary>
		/// <param name="Locale">
		/// Locale identifier that specifies the locale for which to retrieve date format information. You can use the <c>MAKELCID</c> macro
		/// to create an identifier or use one of the following predefined values.
		/// </param>
		/// <param name="dwFlags">Flag specifying date formats. For detailed definitions, see the dwFlags parameter of <c>EnumDateFormatsExEx</c>.</param>
		/// <returns>Returns the list of requested formats.</returns>
		[PInvokeData("Winnls.h", MSDNShortId = "dd317810")]
		public static IEnumerable<string> EnumDateFormats(LCID Locale, DATE_FORMAT dwFlags)
		{
			var l = new List<string>();
			if (!EnumDateFormats(s => { l.Add(s); return true; }, Locale, dwFlags))
				Win32Error.ThrowLastError();
			return l;
		}

		/// <summary>Enumerates the long date, short date, or year/month formats that are available for a specified locale.</summary>
		/// <param name="lpDateFmtEnumProcEx">Pointer to an application-defined callback function. For more information, see <c>EnumDateFormatsProcEx</c>.</param>
		/// <param name="Locale">
		/// <para>
		/// Locale identifier that specifies the locale for which to retrieve date format information. You can use the <c>MAKELCID</c> macro
		/// to create an identifier or use one of the following predefined values.
		/// </para>
		/// <para><c>Windows Vista and later:</c> The following custom locale identifiers are also supported.</para>
		/// </param>
		/// <param name="dwFlags">Flag specifying date formats. For detailed definitions, see the dwFlags parameter of <c>EnumDateFormatsExEx</c>.</param>
		/// <returns>
		/// Returns a nonzero value if successful, or 0 otherwise. To get extended error information, the application can call
		/// <c>GetLastError</c>, which can return one of the following error codes:
		/// </returns>
		// BOOL EnumDateFormatsEx( _In_ DATEFMT_ENUMPROCEX lpDateFmtEnumProcEx, _In_ LCID Locale, _In_ DWORD dwFlags); https://msdn.microsoft.com/en-us/library/windows/desktop/dd317811(v=vs.85).aspx
		[DllImport(Lib.Kernel32, SetLastError = true, CharSet = CharSet.Auto)]
		[PInvokeData("Winnls.h", MSDNShortId = "dd317811")]
		[return: MarshalAs(UnmanagedType.Bool)]
		public static extern bool EnumDateFormatsEx(EnumDateFormatsProcEx lpDateFmtEnumProcEx, LCID Locale, DATE_FORMAT dwFlags);

		/// <summary>Enumerates the long date, short date, or year/month formats that are available for a specified locale.</summary>
		/// <param name="Locale">
		/// <para>
		/// Locale identifier that specifies the locale for which to retrieve date format information. You can use the <c>MAKELCID</c> macro
		/// to create an identifier or use one of the following predefined values.
		/// </para>
		/// <para><c>Windows Vista and later:</c> The following custom locale identifiers are also supported.</para>
		/// </param>
		/// <param name="dwFlags">Flag specifying date formats. For detailed definitions, see the dwFlags parameter of <c>EnumDateFormatsExEx</c>.</param>
		/// <returns>Returns the list of requested formats.</returns>
		[PInvokeData("Winnls.h", MSDNShortId = "dd317811")]
		public static IEnumerable<(CALID, string)> EnumDateFormatsEx(LCID Locale, DATE_FORMAT dwFlags)
		{
			var l = new List<(CALID, string)>();
			if (!EnumDateFormatsEx((s, c) => { l.Add((c, s)); return true; }, Locale, dwFlags))
				Win32Error.ThrowLastError();
			return l;
		}

		/// <summary>Enumerates the long date, short date, or year/month formats that are available for a locale specified by name.</summary>
		/// <param name="lpDateFmtEnumProcExEx">Pointer to an application-defined callback function. For more information, see <c>EnumDateFormatsProcExEx</c>.</param>
		/// <param name="lpLocaleName">Pointer to a locale name, or one of the following predefined values.</param>
		/// <param name="dwFlags">
		/// <para>Flag specifying date formats. The application can supply one of the following values or the LOCALE_USE_CP_ACP constant.</para>
		/// <para>
		/// <list type="table">
		/// <listheader>
		/// <term>Value</term>
		/// <term>Meaning</term>
		/// </listheader>
		/// <item>
		/// <term>DATE_SHORTDATE</term>
		/// <term>Use short date formats. This value cannot be used with any of the other flag values.</term>
		/// </item>
		/// <item>
		/// <term>DATE_LONGDATE</term>
		/// <term>Use long date formats. This value cannot be used with any of the other flag values.</term>
		/// </item>
		/// <item>
		/// <term>DATE_YEARMONTH</term>
		/// <term>Use year/month formats. This value cannot be used with any of the other flag values.</term>
		/// </item>
		/// <item>
		/// <term>DATE_MONTHDAY</term>
		/// <term>Use month/day formats. This value cannot be used with any of the other flag values.</term>
		/// </item>
		/// </list>
		/// </para>
		/// </param>
		/// <param name="lParam">
		/// An application-provided parameter to pass to the callback function. This value is especially useful for multi-threaded applications.
		/// </param>
		/// <returns>
		/// Returns a nonzero value if successful, or 0 otherwise. To get extended error information, the application can call
		/// <c>GetLastError</c>, which can return one of the following error codes:
		/// </returns>
		// BOOL EnumDateFormatsExEx( _In_ DATEFMT_ENUMPROCEXEX lpDateFmtEnumProcExEx, _In_opt_ LPCWSTR lpLocaleName, _In_ DWORD dwFlags, _In_
		// LPARAM lParam); https://msdn.microsoft.com/en-us/library/windows/desktop/dd317812(v=vs.85).aspx
		[DllImport(Lib.Kernel32, SetLastError = true, ExactSpelling = true, CharSet = CharSet.Unicode)]
		[PInvokeData("Winnls.h", MSDNShortId = "dd317812")]
		[return: MarshalAs(UnmanagedType.Bool)]
		public static extern bool EnumDateFormatsExEx(EnumDateFormatsProcExEx lpDateFmtEnumProcExEx, string lpLocaleName, DATE_FORMAT dwFlags, [Optional] IntPtr lParam);

		/// <summary>Enumerates the long date, short date, or year/month formats that are available for a locale specified by name.</summary>
		/// <param name="lpLocaleName">Pointer to a locale name, or one of the following predefined values.</param>
		/// <param name="dwFlags">
		/// <para>Flag specifying date formats. The application can supply one of the following values or the LOCALE_USE_CP_ACP constant.</para>
		/// <para>
		/// <list type="table">
		/// <listheader>
		/// <term>Value</term>
		/// <term>Meaning</term>
		/// </listheader>
		/// <item>
		/// <term>DATE_SHORTDATE</term>
		/// <term>Use short date formats. This value cannot be used with any of the other flag values.</term>
		/// </item>
		/// <item>
		/// <term>DATE_LONGDATE</term>
		/// <term>Use long date formats. This value cannot be used with any of the other flag values.</term>
		/// </item>
		/// <item>
		/// <term>DATE_YEARMONTH</term>
		/// <term>Use year/month formats. This value cannot be used with any of the other flag values.</term>
		/// </item>
		/// <item>
		/// <term>DATE_MONTHDAY</term>
		/// <term>Use month/day formats. This value cannot be used with any of the other flag values.</term>
		/// </item>
		/// </list>
		/// </para>
		/// </param>
		/// <returns>Returns the list of requested formats.</returns>
		public static IEnumerable<(CALID, string)> EnumDateFormatsExEx(string lpLocaleName, DATE_FORMAT dwFlags)
		{
			var l = new List<(CALID, string)>();
			if (!EnumDateFormatsExEx((s, c, p) => { l.Add((c, s)); return true; }, lpLocaleName, dwFlags))
				Win32Error.ThrowLastError();
			return l;
		}

		/// <summary>Enumerates the locales in a specified language group.</summary>
		/// <param name="lpLangGroupLocaleEnumProc">Pointer to an application-defined callback function. For more information, see <c>EnumLanguageGroupLocalesProc</c>.</param>
		/// <param name="LanguageGroup">
		/// Identifier of the language group for which to enumerate locales. This parameter can have one of the following values:
		/// </param>
		/// <param name="dwFlags">Reserved; must be 0.</param>
		/// <param name="lParam">
		/// An application-defined value to pass to the callback function. This value can be used for error checking. It can also be used to
		/// ensure thread safety in the callback function.
		/// </param>
		/// <returns>
		/// Returns a nonzero value if successful, or 0 otherwise. To get extended error information, the application can call
		/// <c>GetLastError</c>, which can return one of the following error codes:
		/// </returns>
		// BOOL EnumLanguageGroupLocales( _In_ LANGGROUPLOCALE_ENUMPROC lpLangGroupLocaleEnumProc, _In_ LGRPID LanguageGroup, _In_ DWORD
		// dwFlags, _In_ LONG_PTR lParam); https://msdn.microsoft.com/en-us/library/windows/desktop/dd317819(v=vs.85).aspx
		[DllImport(Lib.Kernel32, SetLastError = true, CharSet = CharSet.Auto)]
		[PInvokeData("Winnls.h", MSDNShortId = "dd317819")]
		[return: MarshalAs(UnmanagedType.Bool)]
		public static extern bool EnumLanguageGroupLocales(EnumLanguageGroupLocalesProc lpLangGroupLocaleEnumProc, LGRPID LanguageGroup, [Optional] uint dwFlags, [Optional] IntPtr lParam);

		/// <summary>Enumerates the locales in a specified language group.</summary>
		/// <param name="LanguageGroup">
		/// Identifier of the language group for which to enumerate locales. This parameter can have one of the following values:
		/// </param>
		/// <returns>Returns the list of requested group locales.</returns>
		[PInvokeData("Winnls.h", MSDNShortId = "dd317819")]
		public static IEnumerable<(LGRPID, LCID, string)> EnumLanguageGroupLocales(LGRPID LanguageGroup)
		{
			var list = new List<(LGRPID, LCID, string)>();
			if (!EnumLanguageGroupLocales((g, l, s, p) => { list.Add((g, l, s)); return true; }, LanguageGroup))
				Win32Error.ThrowLastError();
			return list;
		}

		/// <summary>Enumerates the code pages that are either installed on or supported by an operating system.</summary>
		/// <param name="lpCodePageEnumProc">
		/// Pointer to an application-defined callback function. The <c>EnumSystemCodePages</c> function enumerates code pages by making
		/// repeated calls to this callback function. For more information, see <c>EnumCodePagesProc</c>.
		/// </param>
		/// <param name="dwFlags">
		/// <para>Flag specifying the code pages to enumerate. This parameter can have one of the following values, which are mutually exclusive.</para>
		/// <para>
		/// <list type="table">
		/// <listheader>
		/// <term>Value</term>
		/// <term>Meaning</term>
		/// </listheader>
		/// <item>
		/// <term>CP_INSTALLED</term>
		/// <term>Enumerate only installed code pages.</term>
		/// </item>
		/// <item>
		/// <term>CP_SUPPORTED</term>
		/// <term>Enumerate all supported code pages.</term>
		/// </item>
		/// </list>
		/// </para>
		/// </param>
		/// <returns>
		/// Returns a nonzero value if successful, or 0 otherwise. To get extended error information, the application can call
		/// <c>GetLastError</c>, which can return one of the following error codes:
		/// </returns>
		// BOOL EnumSystemCodePages( _In_ CODEPAGE_ENUMPROC lpCodePageEnumProc, _In_ DWORD dwFlags); https://msdn.microsoft.com/en-us/library/windows/desktop/dd317825(v=vs.85).aspx
		[DllImport(Lib.Kernel32, SetLastError = true, CharSet = CharSet.Auto)]
		[PInvokeData("Winnls.h", MSDNShortId = "dd317825")]
		[return: MarshalAs(UnmanagedType.Bool)]
		public static extern bool EnumSystemCodePages(EnumCodePagesProc lpCodePageEnumProc, CP_FLAGS dwFlags);

		/// <summary>Enumerates the code pages that are either installed on or supported by an operating system.</summary>
		/// <param name="dwFlags">
		/// <para>Flag specifying the code pages to enumerate. This parameter can have one of the following values, which are mutually exclusive.</para>
		/// <para>
		/// <list type="table">
		/// <listheader>
		/// <term>Value</term>
		/// <term>Meaning</term>
		/// </listheader>
		/// <item>
		/// <term>CP_INSTALLED</term>
		/// <term>Enumerate only installed code pages.</term>
		/// </item>
		/// <item>
		/// <term>CP_SUPPORTED</term>
		/// <term>Enumerate all supported code pages.</term>
		/// </item>
		/// </list>
		/// </para>
		/// </param>
		/// <returns>List of code pages.</returns>
		[PInvokeData("Winnls.h", MSDNShortId = "dd317825")]
		public static IEnumerable<string> EnumSystemCodePages(CP_FLAGS dwFlags)
		{
			var list = new List<string>();
			if (!EnumSystemCodePages(s => { list.Add(s); return true; }, dwFlags))
				Win32Error.ThrowLastError();
			return list;
		}

		/// <summary>
		/// <para>
		/// [ <c>EnumSystemGeoID</c> is available for use in the operating systems specified in the Requirements section. It may be altered
		/// or unavailable in subsequent versions. Instead, use <c>EnumSystemGeoNames</c>.]
		/// </para>
		/// <para>Enumerates the geographical location identifiers (type GEOID) that are available on the operating system.</para>
		/// </summary>
		/// <param name="GeoClass">
		/// Geographical location class for which to enumerate the identifiers. At present, only GEOCLASS_NATION is supported. This type
		/// causes the function to enumerate all geographical identifiers for nations on the operating system.
		/// </param>
		/// <param name="ParentGeoId">Reserved. This parameter must be 0.</param>
		/// <param name="lpGeoEnumProc">
		/// Pointer to the application-defined callback function <c>EnumGeoInfoProc</c>. The <c>EnumSystemGeoID</c> function makes repeated
		/// calls to this callback function until it returns <c>FALSE</c>.
		/// </param>
		/// <returns>
		/// Returns a nonzero value if successful, or 0 otherwise. To get extended error information, the application can call
		/// <c>GetLastError</c>, which can return one of the following error codes:
		/// </returns>
		// BOOL EnumSystemGeoID( _In_ GEOCLASS GeoClass, _In_ GEOID ParentGeoId, _In_ GEO_ENUMPROC lpGeoEnumProc); https://msdn.microsoft.com/en-us/library/windows/desktop/dd317826(v=vs.85).aspx
		[DllImport(Lib.Kernel32, SetLastError = true, ExactSpelling = true)]
		[PInvokeData("Winnls.h", MSDNShortId = "dd317826")]
		[return: MarshalAs(UnmanagedType.Bool)]
		public static extern bool EnumSystemGeoID(SYSGEOCLASS GeoClass, [Optional] int ParentGeoId, EnumGeoInfoProc lpGeoEnumProc);

		/// <summary>
		/// <para>
		/// [ <c>EnumSystemGeoID</c> is available for use in the operating systems specified in the Requirements section. It may be altered
		/// or unavailable in subsequent versions. Instead, use <c>EnumSystemGeoNames</c>.]
		/// </para>
		/// <para>Enumerates the geographical location identifiers (type GEOID) that are available on the operating system.</para>
		/// </summary>
		/// <param name="GeoClass">
		/// Geographical location class for which to enumerate the identifiers. At present, only GEOCLASS_NATION is supported. This type
		/// causes the function to enumerate all geographical identifiers for nations on the operating system.
		/// </param>
		/// <returns>List of geographical location identifiers.</returns>
		[PInvokeData("Winnls.h", MSDNShortId = "dd317826")]
		public static IEnumerable<int> EnumSystemGeoID(SYSGEOCLASS GeoClass = 0)
		{
			var list = new List<int>();
			if (!EnumSystemGeoID(GeoClass, 0, i => { list.Add(i); return true; }))
				Win32Error.ThrowLastError();
			return list;
		}

		/// <summary>
		/// Enumerates the two-letter International Organization for Standardization (ISO) 3166-1 codes or numeric United Nations (UN) Series
		/// M, Number 49 (M.49) codes for geographical locations that are available on the operating system.
		/// </summary>
		/// <param name="geoClass">
		/// The geographical location class for which to enumerate the available two-letter ISO 3166-1 or numeric UN M.49 codes.
		/// </param>
		/// <param name="geoEnumProc">
		/// Pointer to the application-defined callback function Geo_EnumNameProc. The <c>EnumSystemGeoNames</c> function calls this callback
		/// function for each of the two-letter ISO 3166-1 or numeric UN M.49 codes for geographical locations that are available on the
		/// operating system until callback function returns <c>FALSE</c>.
		/// </param>
		/// <param name="data">Application-specific information to pass to the callback function that the genEnumProc parameter specifies.</param>
		/// <returns>
		/// <para>
		/// Returns a nonzero value if successful, or 0 otherwise. To get extended error information, call <c>GetLastError</c>, which can
		/// return one of the following error codes:
		/// </para>
		/// <para>
		/// <list type="table">
		/// <listheader>
		/// <term>Return code</term>
		/// <term>Description</term>
		/// </listheader>
		/// <item>
		/// <term>ERROR_INVALID_FLAGS</term>
		/// <term>The values supplied for flags were not valid.</term>
		/// </item>
		/// <item>
		/// <term>ERROR_INVALID_PARAMETER</term>
		/// <term>A parameter value was not valid.</term>
		/// </item>
		/// </list>
		/// </para>
		/// </returns>
		// BOOL WINAPI EnumSystemGeoNames( _In_ GEOCLASS geoClass, _In_ GEO_ENUMNAMEPROC geoEnumProc, _In_opt_ LPARAM data); https://msdn.microsoft.com/en-us/library/windows/desktop/mt826465(v=vs.85).aspx
		[DllImport(Lib.Kernel32, SetLastError = true, ExactSpelling = true, CharSet = CharSet.Unicode)]
		[PInvokeData("Winnls.h", MSDNShortId = "mt826465")]
		[return: MarshalAs(UnmanagedType.Bool)]
		public static extern bool EnumSystemGeoNames(SYSGEOCLASS geoClass, Geo_EnumNameProc geoEnumProc, [Optional] IntPtr data);

		/// <summary>
		/// Enumerates the two-letter International Organization for Standardization (ISO) 3166-1 codes or numeric United Nations (UN) Series
		/// M, Number 49 (M.49) codes for geographical locations that are available on the operating system.
		/// </summary>
		/// <param name="geoClass">
		/// The geographical location class for which to enumerate the available two-letter ISO 3166-1 or numeric UN M.49 codes.
		/// </param>
		/// <returns>
		/// List of the two-letter International Organization for Standardization (ISO) 3166-1 codes or numeric United Nations (UN) Series M,
		/// Number 49 (M.49) codes for geographical locations
		/// </returns>
		[PInvokeData("Winnls.h", MSDNShortId = "mt826465")]
		public static IEnumerable<string> EnumSystemGeoNames(SYSGEOCLASS geoClass = 0)
		{
			var list = new List<string>();
			if (!EnumSystemGeoNames(geoClass, (s, p) => { list.Add(s); return true; }))
				Win32Error.ThrowLastError();
			return list;
		}

		/// <summary>Enumerates the language groups that are either installed on or supported by an operating system.</summary>
		/// <param name="lpLanguageGroupEnumProc">Pointer to an application-defined callback function. For more information, see <c>EnumLanguageGroupsProc</c>.</param>
		/// <param name="dwFlags">
		/// <para>Flags specifying the language group identifiers to enumerate. This parameter can have one of the following values.</para>
		/// <para>
		/// <list type="table">
		/// <listheader>
		/// <term>Value</term>
		/// <term>Meaning</term>
		/// </listheader>
		/// <item>
		/// <term>LGRPID_INSTALLED</term>
		/// <term>Enumerate only installed language group identifiers.</term>
		/// </item>
		/// <item>
		/// <term>LGRPID_SUPPORTED</term>
		/// <term>Enumerate all supported language group identifiers.</term>
		/// </item>
		/// </list>
		/// </para>
		/// </param>
		/// <param name="lParam">
		/// Application-defined value to pass to the callback function. This parameter can be used in error checking. It can also be used to
		/// ensure thread safety in the callback function.
		/// </param>
		/// <returns>
		/// Returns <c>TRUE</c> if successful or <c>FALSE</c> otherwise. To get extended error information, the application can call
		/// <c>GetLastError</c>, which can return one of the following error codes:
		/// </returns>
		// BOOL EnumSystemLanguageGroups( _In_ LANGUAGEGROUP_ENUMPROC lpLanguageGroupEnumProc, _In_ DWORD dwFlags, _In_ LONG_PTR lParam); https://msdn.microsoft.com/en-us/library/windows/desktop/dd317827(v=vs.85).aspx
		[DllImport(Lib.Kernel32, SetLastError = true, CharSet = CharSet.Auto)]
		[PInvokeData("Winnls.h", MSDNShortId = "dd317827")]
		[return: MarshalAs(UnmanagedType.Bool)]
		public static extern bool EnumSystemLanguageGroups(EnumLanguageGroupsProc lpLanguageGroupEnumProc, LGRPID_FLAGS dwFlags, [Optional] IntPtr lParam);

		/// <summary>Enumerates the language groups that are either installed on or supported by an operating system.</summary>
		/// <param name="dwFlags">
		/// <para>Flags specifying the language group identifiers to enumerate. This parameter can have one of the following values.</para>
		/// <para>
		/// <list type="table">
		/// <listheader>
		/// <term>Value</term>
		/// <term>Meaning</term>
		/// </listheader>
		/// <item>
		/// <term>LGRPID_INSTALLED</term>
		/// <term>Enumerate only installed language group identifiers.</term>
		/// </item>
		/// <item>
		/// <term>LGRPID_SUPPORTED</term>
		/// <term>Enumerate all supported language group identifiers.</term>
		/// </item>
		/// </list>
		/// </para>
		/// </param>
		/// <returns>List of the language groups.</returns>
		public static IEnumerable<(LGRPID LanguageGroup, string lpLanguageGroupString, string lpLanguageGroupNameString, LGRPID_FLAGS dwFlags)> EnumSystemLanguageGroups(LGRPID_FLAGS dwFlags = 0)
		{
			var list = new List<(LGRPID LanguageGroup, string lpLanguageGroupString, string lpLanguageGroupNameString, LGRPID_FLAGS dwFlags)>();
			if (!EnumSystemLanguageGroups((g, gs, gn, f, p) => { list.Add((g, gs, gn, f)); return true; }, dwFlags))
				Win32Error.ThrowLastError();
			return list;
		}

		/// <summary>Enumerates the locales that are either installed on or supported by an operating system.</summary>
		/// <param name="lpLocaleEnumProc">Pointer to an application-defined callback function. For more information, see <c>EnumLocalesProc</c>.</param>
		/// <param name="dwFlags">
		/// <para>
		/// Flags specifying the locale identifiers to enumerate. The flags can be used singly or combined using a binary OR. If the
		/// application specifies 0 for this parameter, the function behaves as for LCID_SUPPORTED.
		/// </para>
		/// <para>
		/// <list type="table">
		/// <listheader>
		/// <term>Value</term>
		/// <term>Meaning</term>
		/// </listheader>
		/// <item>
		/// <term>LCID_INSTALLED</term>
		/// <term>Enumerate only installed locale identifiers. This value cannot be used with LCID_SUPPORTED.</term>
		/// </item>
		/// <item>
		/// <term>LCID_SUPPORTED</term>
		/// <term>Enumerate all supported locale identifiers. This value cannot be used with LCID_INSTALLED.</term>
		/// </item>
		/// <item>
		/// <term>LCID_ALTERNATE_SORTS</term>
		/// <term>
		/// Enumerate only the alternate sort locale identifiers. If this value is used with either LCID_INSTALLED or LCID_SUPPORTED, the
		/// installed or supported locales are retrieved, as well as the alternate sort locale identifiers.
		/// </term>
		/// </item>
		/// </list>
		/// </para>
		/// </param>
		/// <returns>
		/// Returns a nonzero value if successful, or 0 otherwise. To get extended error information, the application can call
		/// <c>GetLastError</c>, which can return one of the following error codes:
		/// </returns>
		// BOOL EnumSystemLocales( _In_ LOCALE_ENUMPROC lpLocaleEnumProc, _In_ DWORD dwFlags); https://msdn.microsoft.com/en-us/library/windows/desktop/dd317828(v=vs.85).aspx
		[DllImport(Lib.Kernel32, SetLastError = true, CharSet = CharSet.Auto)]
		[PInvokeData("Winnls.h", MSDNShortId = "dd317828")]
		[return: MarshalAs(UnmanagedType.Bool)]
		public static extern bool EnumSystemLocales(EnumLocalesProc lpLocaleEnumProc, LCID_FLAGS dwFlags);

		/// <summary>Enumerates the locales that are either installed on or supported by an operating system.</summary>
		/// <param name="dwFlags">
		/// <para>
		/// Flags specifying the locale identifiers to enumerate. The flags can be used singly or combined using a binary OR. If the
		/// application specifies 0 for this parameter, the function behaves as for LCID_SUPPORTED.
		/// </para>
		/// <para>
		/// <list type="table">
		/// <listheader>
		/// <term>Value</term>
		/// <term>Meaning</term>
		/// </listheader>
		/// <item>
		/// <term>LCID_INSTALLED</term>
		/// <term>Enumerate only installed locale identifiers. This value cannot be used with LCID_SUPPORTED.</term>
		/// </item>
		/// <item>
		/// <term>LCID_SUPPORTED</term>
		/// <term>Enumerate all supported locale identifiers. This value cannot be used with LCID_INSTALLED.</term>
		/// </item>
		/// <item>
		/// <term>LCID_ALTERNATE_SORTS</term>
		/// <term>
		/// Enumerate only the alternate sort locale identifiers. If this value is used with either LCID_INSTALLED or LCID_SUPPORTED, the
		/// installed or supported locales are retrieved, as well as the alternate sort locale identifiers.
		/// </term>
		/// </item>
		/// </list>
		/// </para>
		/// </param>
		/// <returns>List of system locales.</returns>
		[PInvokeData("Winnls.h", MSDNShortId = "dd317828")]
		public static IEnumerable<string> EnumSystemLocales(LCID_FLAGS dwFlags)
		{
			var list = new List<string>();
			if (!EnumSystemLocales(s => { list.Add(s); return true; }, dwFlags))
				Win32Error.ThrowLastError();
			return list;
		}

		/// <summary>Enumerates the locales that are either installed on or supported by an operating system.</summary>
		/// <param name="lpLocaleEnumProcEx">
		/// Pointer to an application-defined callback function. The <c>EnumSystemLocalesEx</c> function enumerates locales by making
		/// repeated calls to this callback function. For more information, see <c>EnumLocalesProcEx</c>.
		/// </param>
		/// <param name="dwFlags">
		/// Flags identifying the locales to enumerate. The flags can be used singly or combined using a binary OR. If the application
		/// specifies 0 for this parameter, the function behaves as for LOCALE_ALL.
		/// </param>
		/// <param name="lParam">
		/// An application-provided parameter to be passed to the callback function. This is especially useful for multi-threaded applications.
		/// </param>
		/// <param name="lpReserved">Reserved; must be <c>NULL</c>.</param>
		/// <returns>
		/// Returns a nonzero value if successful, or 0 otherwise. To get extended error information, the application can call
		/// <c>GetLastError</c>, which can return one of the following error codes:
		/// </returns>
		// BOOL EnumSystemLocalesEx( _In_ LOCALE_ENUMPROCEX lpLocaleEnumProcEx, _In_ DWORD dwFlags, _In_ LPARAM lParam, _In_opt_ LPVOID
		// lpReserved); https://msdn.microsoft.com/en-us/library/windows/desktop/dd317829(v=vs.85).aspx
		[DllImport(Lib.Kernel32, SetLastError = true, ExactSpelling = true, CharSet = CharSet.Unicode)]
		[PInvokeData("Winnls.h", MSDNShortId = "dd317829")]
		[return: MarshalAs(UnmanagedType.Bool)]
		public static extern bool EnumSystemLocalesEx(EnumLocalesProcEx lpLocaleEnumProcEx, LOCALE_FLAGS dwFlags, [Optional] IntPtr lParam, [Optional] IntPtr lpReserved);

		/// <summary>Enumerates the locales that are either installed on or supported by an operating system.</summary>
		/// <param name="dwFlags">
		/// Flags identifying the locales to enumerate. The flags can be used singly or combined using a binary OR. If the application
		/// specifies 0 for this parameter, the function behaves as for LOCALE_ALL.
		/// </param>
		/// <returns>A sequence of locale string and flags.</returns>
		public static IEnumerable<(string lpLocaleString, LOCALE_FLAGS dwFlags)> EnumSystemLocalesEx(LOCALE_FLAGS dwFlags)
		{
			var list = new List<(string, LOCALE_FLAGS)>();
			if (!EnumSystemLocalesEx((s, f, p) => { list.Add((s, f)); return true; }, dwFlags))
				Win32Error.ThrowLastError();
			return list;
		}

		/// <summary>Enumerates the time formats that are available for a locale specified by identifier.</summary>
		/// <param name="lpTimeFmtEnumProc">Pointer to an application-defined callback function. For more information, see <c>EnumTimeFormatsProc</c>.</param>
		/// <param name="Locale">
		/// Locale identifier that specifies the locale for which to retrieve time format information. You can use the <c>MAKELCID</c> macro
		/// to create a locale identifier or use one of the following predefined values.
		/// </param>
		/// <param name="dwFlags">
		/// <para>The time format. This parameter can specify a combination of any of the following values.</para>
		/// <para>
		/// <list type="table">
		/// <listheader>
		/// <term>Flag</term>
		/// <term>Meaning</term>
		/// </listheader>
		/// <item>
		/// <term>0</term>
		/// <term>Use the current user's long time format.</term>
		/// </item>
		/// <item>
		/// <term>TIME_NOSECONDS</term>
		/// <term>Windows 7 and later: Use the current user's short time format.</term>
		/// </item>
		/// <item>
		/// <term>LOCAL_USE_CP_ACP</term>
		/// <term>
		/// Specified with the ANSI version of this function, EnumTimeFormatsA (not recommended), to use the system default Windows ANSI code
		/// page (ACP) instead of the locale code page.
		/// </term>
		/// </item>
		/// </list>
		/// </para>
		/// </param>
		/// <returns>
		/// Returns a nonzero value if successful, or 0 otherwise. To get extended error information, the application can call
		/// <c>GetLastError</c>, which can return one of the following error codes:
		/// </returns>
		// BOOL EnumTimeFormats( _In_ TIMEFMT_ENUMPROC lpTimeFmtEnumProc, _In_ LCID Locale, _In_ DWORD dwFlags); https://msdn.microsoft.com/en-us/library/windows/desktop/dd317830(v=vs.85).aspx
		[DllImport(Lib.Kernel32, SetLastError = true, CharSet = CharSet.Auto)]
		[PInvokeData("Winnls.h", MSDNShortId = "dd317830")]
		[return: MarshalAs(UnmanagedType.Bool)]
		public static extern bool EnumTimeFormats(EnumTimeFormatsProc lpTimeFmtEnumProc, LCID Locale, TIME_FORMAT_ENUM dwFlags);

		/// <summary>Enumerates the time formats that are available for a locale specified by identifier.</summary>
		/// <param name="Locale">
		/// Locale identifier that specifies the locale for which to retrieve time format information. You can use the <c>MAKELCID</c> macro
		/// to create a locale identifier or use one of the following predefined values.
		/// </param>
		/// <param name="dwFlags">
		/// <para>The time format. This parameter can specify a combination of any of the following values.</para>
		/// <para>
		/// <list type="table">
		/// <listheader>
		/// <term>Flag</term>
		/// <term>Meaning</term>
		/// </listheader>
		/// <item>
		/// <term>0</term>
		/// <term>Use the current user's long time format.</term>
		/// </item>
		/// <item>
		/// <term>TIME_NOSECONDS</term>
		/// <term>Windows 7 and later: Use the current user's short time format.</term>
		/// </item>
		/// <item>
		/// <term>LOCAL_USE_CP_ACP</term>
		/// <term>
		/// Specified with the ANSI version of this function, EnumTimeFormatsA (not recommended), to use the system default Windows ANSI code
		/// page (ACP) instead of the locale code page.
		/// </term>
		/// </item>
		/// </list>
		/// </para>
		/// </param>
		/// <returns>List of time formats.</returns>
		[PInvokeData("Winnls.h", MSDNShortId = "dd317830")]
		public static IEnumerable<string> EnumTimeFormats(LCID Locale, TIME_FORMAT_ENUM dwFlags)
		{
			var list = new List<string>();
			if (!EnumTimeFormats(s => { list.Add(s); return true; }, Locale, dwFlags))
				Win32Error.ThrowLastError();
			return list;
		}

		/// <summary>Enumerates the time formats that are available for a locale specified by name.</summary>
		/// <param name="lpTimeFmtEnumProcEx">Pointer to an application-defined callback function. For more information, see <c>EnumTimeFormatsProcEx</c>.</param>
		/// <param name="lpLocaleName">Pointer to a locale name, or one of the following predefined values.</param>
		/// <param name="dwFlags">
		/// The time format. Set to 0 to use the current user's long time format, or TIME_NOSECONDS (starting with Windows 7) to use the
		/// short time format.
		/// </param>
		/// <param name="lParam">
		/// An application-provided parameter to be passed to the callback function. This is especially useful for multi-threaded applications.
		/// </param>
		/// <returns>
		/// Returns a nonzero value if successful, or 0 otherwise. To get extended error information, the application can call
		/// <c>GetLastError</c>, which can return one of the following error codes:
		/// </returns>
		// BOOL EnumTimeFormatsEx( _In_ TIMEFMT_ENUMPROCEX lpTimeFmtEnumProcEx, _In_opt_ LPCWSTR lpLocaleName, _In_ DWORD dwFlags, _In_
		// LPARAM lParam); https://msdn.microsoft.com/en-us/library/windows/desktop/dd317831(v=vs.85).aspx
		[DllImport(Lib.Kernel32, SetLastError = true, ExactSpelling = true, CharSet = CharSet.Unicode)]
		[PInvokeData("Winnls.h", MSDNShortId = "dd317831")]
		[return: MarshalAs(UnmanagedType.Bool)]
		public static extern bool EnumTimeFormatsEx(EnumTimeFormatsProcEx lpTimeFmtEnumProcEx, string lpLocaleName, TIME_FORMAT_ENUM dwFlags, [Optional] IntPtr lParam);

		/// <summary>Enumerates the time formats that are available for a locale specified by name.</summary>
		/// <param name="lpLocaleName">Pointer to a locale name, or one of the following predefined values.</param>
		/// <param name="dwFlags">
		/// The time format. Set to 0 to use the current user's long time format, or TIME_NOSECONDS (starting with Windows 7) to use the
		/// short time format.
		/// </param>
		/// <returns>List of time formats.</returns>
		[PInvokeData("Winnls.h", MSDNShortId = "dd317831")]
		public static IEnumerable<string> EnumTimeFormatsEx(string lpLocaleName, TIME_FORMAT_ENUM dwFlags)
		{
			var list = new List<string>();
			if (!EnumTimeFormatsEx((s, p) => { list.Add(s); return true; }, lpLocaleName, dwFlags))
				Win32Error.ThrowLastError();
			return list;
		}

		/// <summary>
		/// Enumerates the user interface languages that are available on the operating system and calls the callback function with every
		/// language in the list.
		/// </summary>
		/// <param name="lpUILanguageEnumProc">
		/// Pointer to an application-defined <c>EnumUILanguagesProc</c> callback function. <c>EnumUILanguages</c> calls this function
		/// repeatedly to enumerate the languages in the list.
		/// </param>
		/// <param name="dwFlags">
		/// <para>
		/// Flags identifying language format and filtering. The following flags specify the format of the language to pass to the callback
		/// function. The format flags are mutually exclusive, and MUI_LANGUAGE_ID is the default.
		/// </para>
		/// <para>
		/// <list type="table">
		/// <listheader>
		/// <term>Value</term>
		/// <term>Meaning</term>
		/// </listheader>
		/// <item>
		/// <term>MUI_LANGUAGE_ID</term>
		/// <term>Pass the language identifier in the language string to the callback function.</term>
		/// </item>
		/// <item>
		/// <term>MUI_LANGUAGE_NAME</term>
		/// <term>Pass the language name in the language string to the callback function.</term>
		/// </item>
		/// </list>
		/// </para>
		/// <para>
		/// The following flags specify the filtering for the function to use in enumerating the languages. The filtering flags are mutually
		/// exclusive, and the default is MUI_LICENSED_LANGUAGES.
		/// </para>
		/// <para>
		/// <list type="table">
		/// <listheader>
		/// <term>Value</term>
		/// <term>Meaning</term>
		/// </listheader>
		/// <item>
		/// <term>MUI_ALL_INSTALLED_LANGUAGES</term>
		/// <term>Enumerate all installed languages available to the operating system.</term>
		/// </item>
		/// <item>
		/// <term>MUI_LICENSED_LANGUAGES</term>
		/// <term>Enumerate all installed languages that are available and licensed for use.</term>
		/// </item>
		/// <item>
		/// <term>MUI_GROUP_POLICY</term>
		/// <term>Enumerate all installed languages that are available and licensed, and that are allowed by the group policy.</term>
		/// </item>
		/// </list>
		/// </para>
		/// <para>
		/// <c>Windows Vista and later:</c> The application can set dwFlags to 0, or to one or more of the specified flags. A setting of 0
		/// causes the parameter value to default to MUI_LANGUAGE_ID | MUI_LICENSED_LANGUAGES.
		/// </para>
		/// <para><c>Windows 2000, Windows XP, Windows Server 2003:</c> The application must set dwFlags to 0.</para>
		/// </param>
		/// <param name="lParam">Application-defined value.</param>
		/// <returns>
		/// Returns <c>TRUE</c> if successful or <c>FALSE</c> otherwise. To get extended error information, the application can call
		/// <c>GetLastError</c>, which can return one of the following error codes:
		/// </returns>
		// BOOL EnumUILanguages( _In_ UILANGUAGE_ENUMPROC lpUILanguageEnumProc, _In_ DWORD dwFlags, _In_ LONG_PTR lParam); https://msdn.microsoft.com/en-us/library/windows/desktop/dd317834(v=vs.85).aspx
		[DllImport(Lib.Kernel32, SetLastError = true, CharSet = CharSet.Auto)]
		[PInvokeData("Winnls.h", MSDNShortId = "dd317834")]
		[return: MarshalAs(UnmanagedType.Bool)]
		public static extern bool EnumUILanguages(EnumUILanguagesProc lpUILanguageEnumProc, MUI_LANGUAGE_ENUM dwFlags, [Optional] IntPtr lParam);

		/// <summary>
		/// Enumerates the user interface languages that are available on the operating system and calls the callback function with every
		/// language in the list.
		/// </summary>
		/// <param name="dwFlags">
		/// <para>
		/// Flags identifying language format and filtering. The following flags specify the format of the language to pass to the callback
		/// function. The format flags are mutually exclusive, and MUI_LANGUAGE_ID is the default.
		/// </para>
		/// <para>
		/// <list type="table">
		/// <listheader>
		/// <term>Value</term>
		/// <term>Meaning</term>
		/// </listheader>
		/// <item>
		/// <term>MUI_LANGUAGE_ID</term>
		/// <term>Pass the language identifier in the language string to the callback function.</term>
		/// </item>
		/// <item>
		/// <term>MUI_LANGUAGE_NAME</term>
		/// <term>Pass the language name in the language string to the callback function.</term>
		/// </item>
		/// </list>
		/// </para>
		/// <para>
		/// The following flags specify the filtering for the function to use in enumerating the languages. The filtering flags are mutually
		/// exclusive, and the default is MUI_LICENSED_LANGUAGES.
		/// </para>
		/// <para>
		/// <list type="table">
		/// <listheader>
		/// <term>Value</term>
		/// <term>Meaning</term>
		/// </listheader>
		/// <item>
		/// <term>MUI_ALL_INSTALLED_LANGUAGES</term>
		/// <term>Enumerate all installed languages available to the operating system.</term>
		/// </item>
		/// <item>
		/// <term>MUI_LICENSED_LANGUAGES</term>
		/// <term>Enumerate all installed languages that are available and licensed for use.</term>
		/// </item>
		/// <item>
		/// <term>MUI_GROUP_POLICY</term>
		/// <term>Enumerate all installed languages that are available and licensed, and that are allowed by the group policy.</term>
		/// </item>
		/// </list>
		/// </para>
		/// <para>
		/// <c>Windows Vista and later:</c> The application can set dwFlags to 0, or to one or more of the specified flags. A setting of 0
		/// causes the parameter value to default to MUI_LANGUAGE_ID | MUI_LICENSED_LANGUAGES.
		/// </para>
		/// <para><c>Windows 2000, Windows XP, Windows Server 2003:</c> The application must set dwFlags to 0.</para>
		/// </param>
		/// <returns>List of UI languages.</returns>
		[PInvokeData("Winnls.h", MSDNShortId = "dd317834")]
		public static IEnumerable<string> EnumUILanguages(MUI_LANGUAGE_ENUM dwFlags)
		{
			var list = new List<string>();
			if (!EnumUILanguages((s, p) => { list.Add(s); return true; }, dwFlags))
				Win32Error.ThrowLastError();
			return list;
		}

		/// <summary>
		/// Locates a Unicode string (wide characters) or its equivalent in another Unicode string for a locale specified by identifier.
		/// </summary>
		/// <param name="Locale">
		/// <para>
		/// Locale identifier that specifies the locale. You can use the <c>MAKELCID</c> macro to create an identifier or use one of the
		/// following predefined values.
		/// </para>
		/// <para><c>Windows Vista and later:</c> The following custom locale identifiers are also supported.</para>
		/// </param>
		/// <param name="dwFindNLSStringFlags">
		/// Flags specifying details of the find operation. For detailed definitions, see the dwFindNLSStringFlags parameter of <c>FindNLSStringEx</c>.
		/// </param>
		/// <param name="lpStringSource">Pointer to the source string, in which the function searches for the string specified by lpStringValue.</param>
		/// <param name="cchSource">
		/// Size, in characters excluding the terminating null character, of the string indicated by lpStringSource. The application cannot
		/// specify 0 or any negative number other than -1 for this parameter. The application specifies -1 if the source string is
		/// null-terminated and the function should calculate the size automatically.
		/// </param>
		/// <param name="lpStringValue">Pointer to the search string, for which the function searches in the source string.</param>
		/// <param name="cchValue">
		/// Size, in characters excluding the terminating null character, of the string indicated by lpStringValue. The application cannot
		/// specify 0 or any negative number other than -1 for this parameter. The application specifies -1 if the search string is
		/// null-terminated and the function should calculate the size automatically.
		/// </param>
		/// <param name="pcchFound">
		/// Pointer to a buffer containing the length of the string that the function finds. For details, see the pcchFound parameter of <c>FindNLSStringEx</c>.
		/// </param>
		/// <returns>
		/// <para>
		/// Returns a 0-based index into the source string indicated by lpStringSource if successful. In combination with the value in
		/// pcchFound, this index provides the exact location of the entire found string in the source string. A return value of 0 is an
		/// error-free index into the source string, and the matching string is in the source string at offset 0.
		/// </para>
		/// <para>
		/// The function returns -1 if it does not succeed. To get extended error information, the application can call <c>GetLastError</c>,
		/// which can return one of the following error codes:
		/// </para>
		/// </returns>
		// int FindNLSString( _In_ LCID Locale, _In_ DWORD dwFindNLSStringFlags, _In_ LPCWSTR lpStringSource, _In_ int cchSource, _In_
		// LPCWSTR lpStringValue, _In_ int cchValue, _Out_opt_ LPINT pcchFound); https://msdn.microsoft.com/en-us/library/windows/desktop/dd318056(v=vs.85).aspx
		[DllImport(Lib.Kernel32, SetLastError = true, ExactSpelling = true, CharSet = CharSet.Unicode)]
		[PInvokeData("Winnls.h", MSDNShortId = "dd318056")]
		public static extern int FindNLSString(LCID Locale, COMPARE_STRING dwFindNLSStringFlags, string lpStringSource, int cchSource, string lpStringValue, int cchValue, out int pcchFound);

		/// <summary>
		/// Locates a Unicode string (wide characters) or its equivalent in another Unicode string for a locale specified by name.
		/// </summary>
		/// <param name="lpLocaleName">Pointer to a locale name, or one of the following predefined values.</param>
		/// <param name="dwFindNLSStringFlags">
		/// <para>
		/// Flags specifying details of the find operation. These flags are mutually exclusive, with FIND_FROMSTART being the default. The
		/// application can specify just one of the find flags with any of the filtering flags defined in the next table. If the application
		/// does not specify a flag, the function uses the default comparison for the specified locale. As discussed in Handling Sorting in
		/// Your Applications, there is no binary comparison mode.
		/// </para>
		/// <para>
		/// <list type="table">
		/// <listheader>
		/// <term>Value</term>
		/// <term>Meaning</term>
		/// </listheader>
		/// <item>
		/// <term>FIND_FROMSTART</term>
		/// <term>Search the string, starting with the first character of the string.</term>
		/// </item>
		/// <item>
		/// <term>FIND_FROMEND</term>
		/// <term>Search the string in the reverse direction, starting with the last character of the string.</term>
		/// </item>
		/// <item>
		/// <term>FIND_STARTSWITH</term>
		/// <term>Test to find out if the value specified by lpStringValue is the first value in the source string indicated by lpStringSource.</term>
		/// </item>
		/// <item>
		/// <term>FIND_ENDSWITH</term>
		/// <term>Test to find out if the value specified by lpStringValue is the last value in the source string indicated by lpStringSource.</term>
		/// </item>
		/// </list>
		/// </para>
		/// <para>The application can use the filtering flags defined below in combination with a find flag.</para>
		/// <para>
		/// <list type="table">
		/// <listheader>
		/// <term>Value</term>
		/// <term>Meaning</term>
		/// </listheader>
		/// <item>
		/// <term>LINGUISTIC_IGNORECASE</term>
		/// <term>Ignore case in the search, as linguistically appropriate. For more information, see the Remarks section.</term>
		/// </item>
		/// <item>
		/// <term>LINGUISTIC_IGNOREDIACRITIC</term>
		/// <term>Ignore diacritics, as linguistically appropriate. For more information, see the Remarks section.</term>
		/// </item>
		/// <item>
		/// <term>NORM_IGNORECASE</term>
		/// <term>Ignore case in the search. For more information, see the Remarks section.</term>
		/// </item>
		/// <item>
		/// <term>NORM_IGNOREKANATYPE</term>
		/// <term>
		/// Do not differentiate between hiragana and katakana characters. Corresponding hiragana and katakana characters compare as equal.
		/// </term>
		/// </item>
		/// <item>
		/// <term>NORM_IGNORENONSPACE</term>
		/// <term>Ignore nonspacing characters. For more information, see the Remarks section.</term>
		/// </item>
		/// <item>
		/// <term>NORM_IGNORESYMBOLS</term>
		/// <term>Ignore symbols and punctuation.</term>
		/// </item>
		/// <item>
		/// <term>NORM_IGNOREWIDTH</term>
		/// <term>
		/// Ignore the difference between half-width and full-width characters, for example, C a t == cat. The full-width form is a
		/// formatting distinction used in Chinese and Japanese scripts.
		/// </term>
		/// </item>
		/// <item>
		/// <term>NORM_LINGUISTIC_CASING</term>
		/// <term>Use linguistic rules for casing, instead of file system rules (default). For more information, see the Remarks section.</term>
		/// </item>
		/// </list>
		/// </para>
		/// </param>
		/// <param name="lpStringSource">Pointer to the source string, in which the function searches for the string specified by lpStringValue.</param>
		/// <param name="cchSource">
		/// Size, in characters excluding the terminating null character, of the string indicated by lpStringSource. The application cannot
		/// specify 0 or any negative number other than -1 for this parameter. The application specifies -1 if the source string is
		/// null-terminated and the function should calculate the size automatically.
		/// </param>
		/// <param name="lpStringValue">Pointer to the search string, for which the function searches in the source string.</param>
		/// <param name="cchValue">
		/// Size, in characters excluding the terminating null character, of the string indicated by lpStringValue. The application cannot
		/// specify 0 or any negative number other than -1 for this parameter. The application specifies -1 if the search string is
		/// null-terminated and the function should calculate the size automatically.
		/// </param>
		/// <param name="pcchFound">
		/// <para>
		/// Pointer to a buffer containing the length of the string that the function finds. The string can be either longer or shorter than
		/// the search string. If the function fails to find the search string, this parameter is not modified.
		/// </para>
		/// <para>
		/// The function can retrieve <c>NULL</c> in this parameter. In this case, the function makes no indication if the length of the
		/// found string differs from the length of the source string.
		/// </para>
		/// <para>
		/// Note that the value of pcchFound is often identical to the value provided in cchValue, but can differ in the following cases:
		/// </para>
		/// </param>
		/// <param name="lpVersionInformation">Reserved; must be <c>NULL</c>.</param>
		/// <param name="lpReserved">Reserved; must be <c>NULL</c>.</param>
		/// <param name="sortHandle">Reserved; must be 0.</param>
		/// <returns>
		/// <para>
		/// Returns a 0-based index into the source string indicated by lpStringSource if successful. In combination with the value in
		/// pcchFound, this index provides the exact location of the entire found string in the source string. A return value of 0 is an
		/// error-free index into the source string, and the matching string is in the source string at offset 0.
		/// </para>
		/// <para>
		/// The function returns -1 if it does not succeed. To get extended error information, the application can call <c>GetLastError</c>,
		/// which can return one of the following error codes:
		/// </para>
		/// </returns>
		// int FindNLSStringEx( _In_opt_ LPCWSTR lpLocaleName, _In_ DWORD dwFindNLSStringFlags, _In_ LPCWSTR lpStringSource, _In_ int
		// cchSource, _In_ LPCWSTR lpStringValue, _In_ int cchValue, _Out_opt_ LPINT pcchFound, _In_opt_ LPNLSVERSIONINFO
		// lpVersionInformation, _In_opt_ LPVOID lpReserved, _In_opt_ LPARAM sortHandle); https://msdn.microsoft.com/en-us/library/windows/desktop/dd318059(v=vs.85).aspx
		[DllImport(Lib.Kernel32, SetLastError = true, ExactSpelling = true, CharSet = CharSet.Unicode)]
		[PInvokeData("Winnls.h", MSDNShortId = "dd318059")]
		public static extern int FindNLSStringEx(string lpLocaleName, COMPARE_STRING dwFindNLSStringFlags, string lpStringSource, int cchSource, string lpStringValue, int cchValue, out int pcchFound, [Optional] IntPtr lpVersionInformation, [Optional] IntPtr lpReserved, [Optional] IntPtr sortHandle);

		/// <summary>Retrieves the current Windows ANSI code page identifier for the operating system.</summary>
		/// <returns>
		/// Returns the current Windows ANSI code page (ACP) identifier for the operating system. See Code Page Identifiers for a list of
		/// identifiers for Windows ANSI code pages and other code pages.
		/// </returns>
		// UINT GetACP(void); https://msdn.microsoft.com/en-us/library/windows/desktop/dd318070(v=vs.85).aspx
		[DllImport(Lib.Kernel32, SetLastError = false, ExactSpelling = true)]
		[PInvokeData("Winnls.h", MSDNShortId = "dd318070")]
		public static extern uint GetACP();

		/// <summary>
		/// Deprecated. Retrieves a properly formatted date string for the specified locale using the specified date and calendar. The user
		/// can specify the short date format, the long date format, the year month format, or a custom format pattern.
		/// </summary>
		/// <param name="lpszLocale">
		/// Pointer to a locale name, or one of the following predefined values.
		/// <list type="bullet">
		/// <item>
		/// <term>LOCALE_NAME_INVARIANT</term>
		/// </item>
		/// <item>
		/// <term>LOCALE_NAME_SYSTEM_DEFAULT</term>
		/// </item>
		/// <item>
		/// <term>LOCALE_NAME_USER_DEFAULT</term>
		/// </item>
		/// </list>
		/// </param>
		/// <param name="dwFlags">
		/// Flags specifying date format options. If lpFormat is not set to NULL, this parameter must be set to 0. If lpFormat is set to
		/// NULL, the application can specify a combination of the following values and LOCALE_NOUSEROVERRIDE.
		/// </param>
		/// <param name="lpCalDateTime">Pointer to a CALDATETIME structure that contains the date and calendar information to format.</param>
		/// <param name="lpFormat">
		/// Pointer to a format picture string that is used to form the date string. Possible values for the format picture string are
		/// defined in Day, Month, Year, and Era Format Pictures.
		/// <para>
		/// The format picture string must be null-terminated.The function uses the locale only for information not specified in the format
		/// picture string, for example, the day and month names for the locale.The application sets this parameter to NULL if the function
		/// is to use the date format of the specified locale.
		/// </para>
		/// </param>
		/// <param name="lpDateStr">Pointer to a buffer in which this function receives the formatted date string.</param>
		/// <param name="cchDate">
		/// Size, in characters, of the lpDateStr buffer. Alternatively, the application can set this parameter to 0. In this case, the
		/// function returns the number of characters required to hold the formatted date string, and the lpDateStr parameter is not used.
		/// </param>
		/// <returns>
		/// <para>
		/// Returns the number of characters written to the lpDateStr buffer if successful. If the cchDate parameter is set to 0, the
		/// function returns the number of characters required to hold the formatted date string, including the terminating null character.
		/// </para>
		/// <para>
		/// This function returns 0 if it does not succeed. To get extended error information, the application can call <c>GetLastError</c>,
		/// which can return one of the following error codes:
		/// </para>
		/// <list type="bullet">
		/// <item>
		/// <term>ERROR_DATE_OUT_OF_RANGE. The specified date was out of range.</term>
		/// </item>
		/// <item>
		/// <term>ERROR_INSUFFICIENT_BUFFER. A supplied buffer size was not large enough, or it was incorrectly set to <c>NULL</c>.</term>
		/// </item>
		/// <item>
		/// <term>ERROR_INVALID_FLAGS. The values supplied for flags were not valid.</term>
		/// </item>
		/// <item>
		/// <term>ERROR_INVALID_PARAMETER. Any of the parameter values was invalid.</term>
		/// </item>
		/// </list>
		/// </returns>
		/// <remarks>
		/// <para>The earliest date supported by this function is January 1, 1601.</para>
		/// <para>
		/// This function does not have an associated header file or library file. The application can call <c>LoadLibrary</c> with the DLL
		/// name (Kernel32.dll) to obtain a module handle. It can then call <c>GetProcAddress</c> with that module handle and the name of
		/// this function to get the function address.
		/// </para>
		/// </remarks>
		// https://docs.microsoft.com/en-us/windows/desktop/Intl/getcalendardateformatex BOOL GetCalendarDateFormatEx( _In_ LPCWSTR
		// lpszLocale, _In_ DWORD dwFlags, _In_ const LPCALDATETIME lpCalDateTime, _In_ LPCWSTR lpFormat, _Out_ LPWSTR lpDateStr, _In_ int
		// cchDate );
		[DllImport(Lib.Kernel32, SetLastError = true, ExactSpelling = true, CharSet = CharSet.Unicode)]
		[PInvokeData("", MSDNShortId = "eb2622bc-a98d-42bd-ab59-7a849000d79d")]
		[return: MarshalAs(UnmanagedType.Bool)]
		public static extern bool GetCalendarDateFormatEx(string lpszLocale, DATE_FORMAT dwFlags, in CALDATETIME lpCalDateTime, string lpFormat, StringBuilder lpDateStr, int cchDate);

		/// <summary>
		/// Retrieves information about a calendar for a locale specified by identifier. <note type="note">For interoperability reasons, the
		/// application should prefer the GetCalendarInfoEx function to GetCalendarInfo because Microsoft is migrating toward the use of
		/// locale names instead of locale identifiers for new locales. Any application that runs only on Windows Vista and later should use GetCalendarInfoEx.</note>
		/// </summary>
		/// <param name="Locale">
		/// Locale identifier that specifies the locale for which to retrieve calendar information. You can use the MAKELCID macro to create
		/// a locale identifier or use one of the following predefined values.
		/// </param>
		/// <param name="Calendar">Calendar identifier.</param>
		/// <param name="CalType">
		/// <para>Type of information to retrieve. For more information, see Calendar Type Information.</para>
		/// <para>CAL_USE_CP_ACP is relevant only for the ANSI version of this function.</para>
		/// <para>
		/// For CAL_NOUSEROVERRIDE, the function ignores any value set by <c>SetCalendarInfo</c> and uses the database settings for the
		/// current system default locale. This type is relevant only in the combination CAL_NOUSEROVERRIDE | CAL_ITWODIGITYEARMAX.
		/// CAL_ITWODIGITYEARMAX is the only value that can be set by <c>SetCalendarInfo</c>.
		/// </para>
		/// </param>
		/// <param name="lpCalData">
		/// Pointer to a buffer in which this function retrieves the requested data as a string. If CAL_RETURN_NUMBER is specified in
		/// CalType, this parameter must retrieve NULL.
		/// </param>
		/// <param name="cchData">
		/// Size, in characters, of the lpCalData buffer. The application can set this parameter to 0 to return the required size for the
		/// calendar data buffer. In this case, the lpCalData parameter is not used. If CAL_RETURN_NUMBER is specified for CalType, the value
		/// of cchData must be 0.
		/// </param>
		/// <param name="lpValue">
		/// Pointer to a variable that receives the requested data as a number. If CAL_RETURN_NUMBER is specified in CalType, then lpValue
		/// must not be NULL. If CAL_RETURN_NUMBER is not specified in CalType, then lpValue must be NULL.
		/// </param>
		/// <returns>
		/// <para>
		/// Returns the number of characters retrieved in the lpCalData buffer if successful. If the function succeeds, cchData is set to 0,
		/// and CAL_RETURN_NUMBER is not specified, the return value is the size of the buffer required to hold the locale information. If
		/// the function succeeds, cchData is set to 0, and CAL_RETURN_NUMBER is specified, the return value is the size of the value written
		/// to the lpValue parameter. This size is always 2.
		/// </para>
		/// <para>
		/// The function returns 0 if it does not succeed. To get extended error information, the application can call <c>GetLastError</c>,
		/// which can return one of the following error codes:
		/// </para>
		/// </returns>
		// int GetCalendarInfo( _In_ LCID Locale, _In_ CALID Calendar, _In_ CALTYPE CalType, _Out_opt_ LPTSTR lpCalData, _In_ int cchData,
		// _Out_opt_ LPDWORD lpValue); https://msdn.microsoft.com/en-us/library/windows/desktop/dd318072(v=vs.85).aspx
		[DllImport(Lib.Kernel32, SetLastError = true, CharSet = CharSet.Auto)]
		[PInvokeData("Winnls.h", MSDNShortId = "dd318072")]
		public static extern int GetCalendarInfo(LCID Locale, CALID Calendar, CALTYPE CalType, [Optional] IntPtr lpCalData, [Optional] int cchData, out uint lpValue);

		/// <summary>
		/// Retrieves information about a calendar for a locale specified by identifier. <note type="note">For interoperability reasons, the
		/// application should prefer the GetCalendarInfoEx function to GetCalendarInfo because Microsoft is migrating toward the use of
		/// locale names instead of locale identifiers for new locales. Any application that runs only on Windows Vista and later should use GetCalendarInfoEx.</note>
		/// </summary>
		/// <param name="Locale">
		/// Locale identifier that specifies the locale for which to retrieve calendar information. You can use the MAKELCID macro to create
		/// a locale identifier or use one of the following predefined values.
		/// </param>
		/// <param name="Calendar">Calendar identifier.</param>
		/// <param name="CalType">
		/// <para>Type of information to retrieve. For more information, see Calendar Type Information.</para>
		/// <para>CAL_USE_CP_ACP is relevant only for the ANSI version of this function.</para>
		/// <para>
		/// For CAL_NOUSEROVERRIDE, the function ignores any value set by <c>SetCalendarInfo</c> and uses the database settings for the
		/// current system default locale. This type is relevant only in the combination CAL_NOUSEROVERRIDE | CAL_ITWODIGITYEARMAX.
		/// CAL_ITWODIGITYEARMAX is the only value that can be set by <c>SetCalendarInfo</c>.
		/// </para>
		/// </param>
		/// <param name="lpCalData">
		/// Pointer to a buffer in which this function retrieves the requested data as a string. If CAL_RETURN_NUMBER is specified in
		/// CalType, this parameter must retrieve NULL.
		/// </param>
		/// <param name="cchData">
		/// Size, in characters, of the lpCalData buffer. The application can set this parameter to 0 to return the required size for the
		/// calendar data buffer. In this case, the lpCalData parameter is not used. If CAL_RETURN_NUMBER is specified for CalType, the value
		/// of cchData must be 0.
		/// </param>
		/// <param name="lpValue">
		/// Pointer to a variable that receives the requested data as a number. If CAL_RETURN_NUMBER is specified in CalType, then lpValue
		/// must not be NULL. If CAL_RETURN_NUMBER is not specified in CalType, then lpValue must be NULL.
		/// </param>
		/// <returns>
		/// <para>
		/// Returns the number of characters retrieved in the lpCalData buffer if successful. If the function succeeds, cchData is set to 0,
		/// and CAL_RETURN_NUMBER is not specified, the return value is the size of the buffer required to hold the locale information. If
		/// the function succeeds, cchData is set to 0, and CAL_RETURN_NUMBER is specified, the return value is the size of the value written
		/// to the lpValue parameter. This size is always 2.
		/// </para>
		/// <para>
		/// The function returns 0 if it does not succeed. To get extended error information, the application can call <c>GetLastError</c>,
		/// which can return one of the following error codes:
		/// </para>
		/// </returns>
		// int GetCalendarInfo( _In_ LCID Locale, _In_ CALID Calendar, _In_ CALTYPE CalType, _Out_opt_ LPTSTR lpCalData, _In_ int cchData,
		// _Out_opt_ LPDWORD lpValue); https://msdn.microsoft.com/en-us/library/windows/desktop/dd318072(v=vs.85).aspx
		[DllImport(Lib.Kernel32, SetLastError = true, CharSet = CharSet.Auto)]
		[PInvokeData("Winnls.h", MSDNShortId = "dd318072")]
		public static extern int GetCalendarInfo(LCID Locale, CALID Calendar, CALTYPE CalType, StringBuilder lpCalData, int cchData, [Optional] IntPtr lpValue);

		/// <summary>Retrieves information about a calendar for a locale specified by name.</summary>
		/// <param name="lpLocaleName">Pointer to a locale name, or one of the following predefined values.</param>
		/// <param name="Calendar">Calendar identifier.</param>
		/// <param name="lpReserved">Reserved; must be <c>NULL</c>.</param>
		/// <param name="CalType">
		/// <para>Type of information to retrieve. For more information, see Calendar Type Information.</para>
		/// <para>
		/// For CAL_NOUSEROVERRIDE, the function ignores any value set by <c>SetCalendarInfo</c> and uses the database settings for the
		/// current system default locale. This type is relevant only in the combination CAL_NOUSEROVERRIDE | CAL_ITWODIGITYEARMAX.
		/// CAL_ITWODIGITYEARMAX is the only value that can be set by <c>SetCalendarInfo</c>.
		/// </para>
		/// </param>
		/// <param name="lpCalData">
		/// Pointer to a buffer in which this function retrieves the requested data as a string. If CAL_RETURN_NUMBER is specified in
		/// CalType, this parameter must retrieve <c>NULL</c>.
		/// </param>
		/// <param name="cchData">
		/// Size, in characters, of the lpCalData buffer. The application can set this parameter to 0 to return the required size for the
		/// calendar data buffer. In this case, the lpCalData parameter is not used. If CAL_RETURN_NUMBER is specified for CalType, the value
		/// of cchData must be 0.
		/// </param>
		/// <param name="lpValue">
		/// Pointer to a variable that receives the requested data as a number. If CAL_RETURN_NUMBER is specified in CalType, then lpValue
		/// must not be <c>NULL</c>. If CAL_RETURN_NUMBER is not specified in CalType, then lpValue must be <c>NULL</c>.
		/// </param>
		/// <returns>
		/// <para>
		/// Returns the number of characters retrieved in the lpCalData buffer if successful. If the function succeeds, cchData is set to 0,
		/// and CAL_RETURN_NUMBER is not specified, the return value is the size of the buffer required to hold the locale information. If
		/// the function succeeds, cchData is set to 0, and CAL_RETURN_NUMBER is specified, the return value is the size of the value written
		/// to the lpValue parameter. This size is always 2.
		/// </para>
		/// <para>
		/// The function returns 0 if it does not succeed. To get extended error information, the application can call <c>GetLastError</c>,
		/// which can return one of the following error codes:
		/// </para>
		/// </returns>
		// int GetCalendarInfoEx( _In_opt_ LPCWSTR lpLocaleName, _In_ CALID Calendar, _In_opt_ LPCWSTR lpReserved, _In_ CALTYPE CalType,
		// _Out_opt_ LPWSTR lpCalData, _In_ int cchData, _Out_opt_ LPDWORD lpValue); https://msdn.microsoft.com/en-us/library/windows/desktop/dd318075(v=vs.85).aspx
		[DllImport(Lib.Kernel32, SetLastError = true, ExactSpelling = true, CharSet = CharSet.Unicode)]
		[PInvokeData("Winnls.h", MSDNShortId = "dd318075")]
		public static extern int GetCalendarInfoEx(string lpLocaleName, CALID Calendar, [Optional] string lpReserved, CALTYPE CalType, [Optional] IntPtr lpCalData, [Optional] int cchData, out uint lpValue);

		/// <summary>Retrieves information about a calendar for a locale specified by name.</summary>
		/// <param name="lpLocaleName">Pointer to a locale name, or one of the following predefined values.</param>
		/// <param name="Calendar">Calendar identifier.</param>
		/// <param name="lpReserved">Reserved; must be <c>NULL</c>.</param>
		/// <param name="CalType">
		/// <para>Type of information to retrieve. For more information, see Calendar Type Information.</para>
		/// <para>
		/// For CAL_NOUSEROVERRIDE, the function ignores any value set by <c>SetCalendarInfo</c> and uses the database settings for the
		/// current system default locale. This type is relevant only in the combination CAL_NOUSEROVERRIDE | CAL_ITWODIGITYEARMAX.
		/// CAL_ITWODIGITYEARMAX is the only value that can be set by <c>SetCalendarInfo</c>.
		/// </para>
		/// </param>
		/// <param name="lpCalData">
		/// Pointer to a buffer in which this function retrieves the requested data as a string. If CAL_RETURN_NUMBER is specified in
		/// CalType, this parameter must retrieve <c>NULL</c>.
		/// </param>
		/// <param name="cchData">
		/// Size, in characters, of the lpCalData buffer. The application can set this parameter to 0 to return the required size for the
		/// calendar data buffer. In this case, the lpCalData parameter is not used. If CAL_RETURN_NUMBER is specified for CalType, the value
		/// of cchData must be 0.
		/// </param>
		/// <param name="lpValue">
		/// Pointer to a variable that receives the requested data as a number. If CAL_RETURN_NUMBER is specified in CalType, then lpValue
		/// must not be <c>NULL</c>. If CAL_RETURN_NUMBER is not specified in CalType, then lpValue must be <c>NULL</c>.
		/// </param>
		/// <returns>
		/// <para>
		/// Returns the number of characters retrieved in the lpCalData buffer if successful. If the function succeeds, cchData is set to 0,
		/// and CAL_RETURN_NUMBER is not specified, the return value is the size of the buffer required to hold the locale information. If
		/// the function succeeds, cchData is set to 0, and CAL_RETURN_NUMBER is specified, the return value is the size of the value written
		/// to the lpValue parameter. This size is always 2.
		/// </para>
		/// <para>
		/// The function returns 0 if it does not succeed. To get extended error information, the application can call <c>GetLastError</c>,
		/// which can return one of the following error codes:
		/// </para>
		/// </returns>
		// int GetCalendarInfoEx( _In_opt_ LPCWSTR lpLocaleName, _In_ CALID Calendar, _In_opt_ LPCWSTR lpReserved, _In_ CALTYPE CalType,
		// _Out_opt_ LPWSTR lpCalData, _In_ int cchData, _Out_opt_ LPDWORD lpValue); https://msdn.microsoft.com/en-us/library/windows/desktop/dd318075(v=vs.85).aspx
		[DllImport(Lib.Kernel32, SetLastError = true, ExactSpelling = true, CharSet = CharSet.Unicode)]
		[PInvokeData("Winnls.h", MSDNShortId = "dd318075")]
		public static extern int GetCalendarInfoEx(string lpLocaleName, CALID Calendar, [Optional] string lpReserved, CALTYPE CalType, StringBuilder lpCalData, int cchData, [Optional] IntPtr lpValue);

		/// <summary>Deprecated. Gets the supported date range for a specified calendar.</summary>
		/// <param name="Calendar">The calendar.</param>
		/// <param name="lpCalMinDateTime">The lp cal minimum date time.</param>
		/// <param name="lpCalMaxDateTime">The lp cal maximum date time.</param>
		/// <returns>
		/// <para>
		/// Returns <c>TRUE</c> if successful or <c>FALSE</c> otherwise. To get extended error information, the application can call
		/// <c>GetLastError</c>, which can return one of the following error codes:
		/// </para>
		/// <list type="bullet">
		/// <item>
		/// <term>ERROR_INVALID_PARAMETER. Any of the parameter values was invalid.</term>
		/// </item>
		/// </list>
		/// </returns>
		/// <remarks>
		/// <para>The earliest date supported by this function is January 1, 1601.</para>
		/// <para>
		/// This function does not have an associated header file or library file. The application can call <c>LoadLibrary</c> with the DLL
		/// name (Kernel32.dll) to obtain a module handle. It can then call <c>GetProcAddress</c> with the module handle and the name of this
		/// function to get the function address.
		/// </para>
		/// </remarks>
		// https://docs.microsoft.com/en-us/windows/desktop/Intl/getcalendarsupporteddaterange BOOL GetCalendarSupportedDateRange( _In_ CALID
		// Calendar, _Out_ LPCALDATETIME lpCalMinDateTime, _Out_ LPCALDATETIME lpCalMaxDateTime );
		[DllImport(Lib.Kernel32, SetLastError = true, ExactSpelling = true)]
		[PInvokeData("", MSDNShortId = "fe036ac5-77c0-4e83-8d70-db3fa0f7c803")]
		[return: MarshalAs(UnmanagedType.Bool)]
		public static extern bool GetCalendarSupportedDateRange(CALID Calendar, out CALDATETIME lpCalMinDateTime, out CALDATETIME lpCalMaxDateTime);

		/// <summary>Retrieves information about any valid installed or available code page.</summary>
		/// <param name="CodePage">
		/// Identifier for the code page for which to retrieve information. For details, see the CodePage parameter of <c>GetCPInfoEx</c>.
		/// </param>
		/// <param name="lpCPInfo">
		/// Pointer to a <c>CPINFO</c> structure that receives information about the code page. See the Remarks section.
		/// </param>
		/// <returns>
		/// Returns 1 if successful, or 0 otherwise. To get extended error information, the application can call <c>GetLastError</c>, which
		/// can return one of the following error codes:
		/// </returns>
		// BOOL GetCPInfo( _In_ UINT CodePage, _Out_ LPCPINFO lpCPInfo); https://msdn.microsoft.com/en-us/library/windows/desktop/dd318078(v=vs.85).aspx
		[DllImport(Lib.Kernel32, SetLastError = true, ExactSpelling = true)]
		[PInvokeData("Winnls.h", MSDNShortId = "dd318078")]
		[return: MarshalAs(UnmanagedType.Bool)]
		public static extern bool GetCPInfo(uint CodePage, out CPINFO lpCPInfo);

		/// <summary>Retrieves information about any valid installed or available code page.</summary>
		/// <param name="CodePage">
		/// <para>
		/// Identifier for the code page for which to retrieve information. The application can specify the code page identifier for any
		/// installed or available code page, or one of the following predefined values. See Code Page Identifiers for a list of identifiers
		/// for ANSI and other code pages.
		/// </para>
		/// <para>
		/// <list type="table">
		/// <listheader>
		/// <term>Value</term>
		/// <term>Meaning</term>
		/// </listheader>
		/// <item>
		/// <term>CP_ACP</term>
		/// <term>Use the system default Windows ANSI code page.</term>
		/// </item>
		/// <item>
		/// <term>CP_MACCP</term>
		/// <term>Use the system default Macintosh code page.</term>
		/// </item>
		/// <item>
		/// <term>CP_OEMCP</term>
		/// <term>Use the system default OEM code page.</term>
		/// </item>
		/// <item>
		/// <term>CP_THREAD_ACP</term>
		/// <term>Use the current thread's ANSI code page.</term>
		/// </item>
		/// </list>
		/// </para>
		/// </param>
		/// <param name="dwFlags">Reserved; must be 0.</param>
		/// <param name="lpCPInfoEx">Pointer to a <c>CPINFOEX</c> structure that receives information about the code page.</param>
		/// <returns>
		/// Returns a nonzero value if successful, or 0 otherwise. To get extended error information, the application can call
		/// <c>GetLastError</c>, which can return one of the following error codes:
		/// </returns>
		// BOOL GetCPInfoEx( _In_ UINT CodePage, _In_ DWORD dwFlags, _Out_ LPCPINFOEX lpCPInfoEx); https://msdn.microsoft.com/en-us/library/windows/desktop/dd318081(v=vs.85).aspx
		[DllImport(Lib.Kernel32, SetLastError = true, CharSet = CharSet.Unicode)]
		[PInvokeData("Winnls.h", MSDNShortId = "dd318081")]
		[return: MarshalAs(UnmanagedType.Bool)]
		public static extern bool GetCPInfoEx(uint CodePage, [Optional] uint dwFlags, out CPINFOEX lpCPInfoEx);

		/// <summary>Formats a number string as a currency string for a locale specified by identifier.</summary>
		/// <param name="Locale">
		/// Locale identifier that specifies the locale for which this function formats the currency string. You can use the <c>MAKELCID</c>
		/// macro to create a locale identifier or use one of the following predefined values.
		/// </param>
		/// <param name="dwFlags">
		/// Flags controlling currency format. The application must set this parameter to 0 if lpFormat is not set to <c>NULL</c>. In this
		/// case, the function formats the string using user overrides to the default currency format for the locale. If lpFormat is set to
		/// <c>NULL</c>, the application can specify LOCALE_NOUSEROVERRIDE to format the string using the system default currency format for
		/// the specified locale.
		/// </param>
		/// <param name="lpValue">For details, see the lpValue parameter of <c>GetCurrencyFormatEx</c>.</param>
		/// <param name="lpFormat">
		/// Pointer to a <c>CURRENCYFMT</c> structure that contains currency formatting information. All members of the structure must
		/// contain appropriate values. The application can set this parameter to <c>NULL</c> if function is to use the currency format of
		/// the specified locale. If this parameter is not set to <c>NULL</c>, the function uses the specified locale only for formatting
		/// information not specified in the <c>CURRENCYFMT</c> structure, for example, the string value for the negative sign used by the locale.
		/// </param>
		/// <param name="lpCurrencyStr">Pointer to a buffer in which this function retrieves the formatted currency string.</param>
		/// <param name="cchCurrency">
		/// Size, in characters, of the lpCurrencyStr buffer. The application sets this parameter to 0 if the function is to return the size
		/// of the buffer required to hold the formatted currency string. In this case, the lpCurrencyStr parameter is not used.
		/// </param>
		/// <returns>
		/// <para>
		/// Returns the number of characters retrieved in the buffer indicated by lpCurrencyStr if successful. If the cchCurrency parameter
		/// is set to 0, the function returns the size of the buffer required to hold the formatted currency string, including a terminating
		/// null character.
		/// </para>
		/// <para>
		/// The function returns 0 if it does not succeed. To get extended error information, the application can call <c>GetLastError</c>,
		/// which can return one of the following error codes:
		/// </para>
		/// </returns>
		// int GetCurrencyFormat( _In_ LCID Locale, _In_ DWORD dwFlags, _In_ LPCTSTR lpValue, _In_opt_ const CURRENCYFMT *lpFormat, _Out_opt_
		// LPTSTR lpCurrencyStr, _In_ int cchCurrency); https://msdn.microsoft.com/en-us/library/windows/desktop/dd318083(v=vs.85).aspx
		[DllImport(Lib.Kernel32, SetLastError = true, CharSet = CharSet.Auto)]
		[PInvokeData("Winnls.h", MSDNShortId = "dd318083")]
		public static extern int GetCurrencyFormat(LCID Locale, LOCALE_FORMAT_FLAG dwFlags, [Optional] string lpValue, in CURRENCYFMT lpFormat, StringBuilder lpCurrencyStr, int cchCurrency);

		/// <summary>Formats a number string as a currency string for a locale specified by identifier.</summary>
		/// <param name="Locale">
		/// Locale identifier that specifies the locale for which this function formats the currency string. You can use the <c>MAKELCID</c>
		/// macro to create a locale identifier or use one of the following predefined values.
		/// </param>
		/// <param name="dwFlags">
		/// Flags controlling currency format. The application must set this parameter to 0 if lpFormat is not set to <c>NULL</c>. In this
		/// case, the function formats the string using user overrides to the default currency format for the locale. If lpFormat is set to
		/// <c>NULL</c>, the application can specify LOCALE_NOUSEROVERRIDE to format the string using the system default currency format for
		/// the specified locale.
		/// </param>
		/// <param name="lpValue">For details, see the lpValue parameter of <c>GetCurrencyFormatEx</c>.</param>
		/// <param name="lpFormat">
		/// Pointer to a <c>CURRENCYFMT</c> structure that contains currency formatting information. All members of the structure must
		/// contain appropriate values. The application can set this parameter to <c>NULL</c> if function is to use the currency format of
		/// the specified locale. If this parameter is not set to <c>NULL</c>, the function uses the specified locale only for formatting
		/// information not specified in the <c>CURRENCYFMT</c> structure, for example, the string value for the negative sign used by the locale.
		/// </param>
		/// <param name="lpCurrencyStr">Pointer to a buffer in which this function retrieves the formatted currency string.</param>
		/// <param name="cchCurrency">
		/// Size, in characters, of the lpCurrencyStr buffer. The application sets this parameter to 0 if the function is to return the size
		/// of the buffer required to hold the formatted currency string. In this case, the lpCurrencyStr parameter is not used.
		/// </param>
		/// <returns>
		/// <para>
		/// Returns the number of characters retrieved in the buffer indicated by lpCurrencyStr if successful. If the cchCurrency parameter
		/// is set to 0, the function returns the size of the buffer required to hold the formatted currency string, including a terminating
		/// null character.
		/// </para>
		/// <para>
		/// The function returns 0 if it does not succeed. To get extended error information, the application can call <c>GetLastError</c>,
		/// which can return one of the following error codes:
		/// </para>
		/// </returns>
		// int GetCurrencyFormat( _In_ LCID Locale, _In_ DWORD dwFlags, _In_ LPCTSTR lpValue, _In_opt_ const CURRENCYFMT *lpFormat, _Out_opt_
		// LPTSTR lpCurrencyStr, _In_ int cchCurrency); https://msdn.microsoft.com/en-us/library/windows/desktop/dd318083(v=vs.85).aspx
		[DllImport(Lib.Kernel32, SetLastError = true, CharSet = CharSet.Auto)]
		[PInvokeData("Winnls.h", MSDNShortId = "dd318083")]
		public static extern int GetCurrencyFormat(LCID Locale, LOCALE_FORMAT_FLAG dwFlags, [Optional] string lpValue, [Optional] IntPtr lpFormat, StringBuilder lpCurrencyStr, int cchCurrency);

		/// <summary>Formats a number string as a currency string for a locale specified by name.</summary>
		/// <param name="lpLocaleName">Pointer to a locale name or one of the following predefined values.</param>
		/// <param name="dwFlags">
		/// Flags controlling the operation of the function. The application must set this parameter to 0 if lpFormat is not set to
		/// <c>NULL</c>. In this case, the function formats the string using user overrides to the default currency format for the locale. If
		/// lpFormat is set to <c>NULL</c>, the application can specify LOCALE_NOUSEROVERRIDE to format the string using the system default
		/// currency format for the specified locale.
		/// </param>
		/// <param name="lpValue">
		/// Pointer to a null-terminated string containing the number string to format. This string can contain only the following
		/// characters. All other characters are invalid. The function returns an error if the string deviates from these rules.
		/// </param>
		/// <param name="lpFormat">
		/// Pointer to a <c>CURRENCYFMT</c> structure that contains currency formatting information. All members of the structure must
		/// contain appropriate values. The application can set this parameter to <c>NULL</c> if function is to use the currency format of
		/// the specified locale. If this parameter is not set to <c>NULL</c>, the function uses the specified locale only for formatting
		/// information not specified in the <c>CURRENCYFMT</c> structure, for example, the string value for the negative sign used by the locale.
		/// </param>
		/// <param name="lpCurrencyStr">Pointer to a buffer in which this function retrieves the formatted currency string.</param>
		/// <param name="cchCurrency">
		/// Size, in characters, of the lpCurrencyStr buffer. The application can set this parameter to 0 to return the size of the buffer
		/// required to hold the formatted currency string. In this case, the buffer indicated by lpCurrencyStr is not used.
		/// </param>
		/// <returns>
		/// <para>
		/// Returns the number of characters retrieved in the buffer indicated by lpCurrencyStr if successful. If the cchCurrency parameter
		/// is 0, the function returns the size of the buffer required to hold the formatted currency string, including a terminating null character.
		/// </para>
		/// <para>
		/// The function returns 0 if it does not succeed. To get extended error information, the application can call <c>GetLastError</c>,
		/// which can return one of the following error codes:
		/// </para>
		/// </returns>
		// int GetCurrencyFormatEx( _In_opt_ LPCWSTR lpLocaleName, _In_ DWORD dwFlags, _In_ LPCWSTR lpValue, _In_opt_ const CURRENCYFMT
		// *lpFormat, _Out_opt_ LPWSTR lpCurrencyStr, _In_ int cchCurrency); https://msdn.microsoft.com/en-us/library/windows/desktop/dd318084(v=vs.85).aspx
		[DllImport(Lib.Kernel32, SetLastError = true, ExactSpelling = true, CharSet = CharSet.Unicode)]
		[PInvokeData("Winnls.h", MSDNShortId = "dd318084")]
		public static extern int GetCurrencyFormatEx(string lpLocaleName, LOCALE_FORMAT_FLAG dwFlags, [Optional] string lpValue, in CURRENCYFMT lpFormat, StringBuilder lpCurrencyStr, int cchCurrency);

		/// <summary>Formats a number string as a currency string for a locale specified by name.</summary>
		/// <param name="lpLocaleName">Pointer to a locale name or one of the following predefined values.</param>
		/// <param name="dwFlags">
		/// Flags controlling the operation of the function. The application must set this parameter to 0 if lpFormat is not set to
		/// <c>NULL</c>. In this case, the function formats the string using user overrides to the default currency format for the locale. If
		/// lpFormat is set to <c>NULL</c>, the application can specify LOCALE_NOUSEROVERRIDE to format the string using the system default
		/// currency format for the specified locale.
		/// </param>
		/// <param name="lpValue">
		/// Pointer to a null-terminated string containing the number string to format. This string can contain only the following
		/// characters. All other characters are invalid. The function returns an error if the string deviates from these rules.
		/// </param>
		/// <param name="lpFormat">
		/// Pointer to a <c>CURRENCYFMT</c> structure that contains currency formatting information. All members of the structure must
		/// contain appropriate values. The application can set this parameter to <c>NULL</c> if function is to use the currency format of
		/// the specified locale. If this parameter is not set to <c>NULL</c>, the function uses the specified locale only for formatting
		/// information not specified in the <c>CURRENCYFMT</c> structure, for example, the string value for the negative sign used by the locale.
		/// </param>
		/// <param name="lpCurrencyStr">Pointer to a buffer in which this function retrieves the formatted currency string.</param>
		/// <param name="cchCurrency">
		/// Size, in characters, of the lpCurrencyStr buffer. The application can set this parameter to 0 to return the size of the buffer
		/// required to hold the formatted currency string. In this case, the buffer indicated by lpCurrencyStr is not used.
		/// </param>
		/// <returns>
		/// <para>
		/// Returns the number of characters retrieved in the buffer indicated by lpCurrencyStr if successful. If the cchCurrency parameter
		/// is 0, the function returns the size of the buffer required to hold the formatted currency string, including a terminating null character.
		/// </para>
		/// <para>
		/// The function returns 0 if it does not succeed. To get extended error information, the application can call <c>GetLastError</c>,
		/// which can return one of the following error codes:
		/// </para>
		/// </returns>
		// int GetCurrencyFormatEx( _In_opt_ LPCWSTR lpLocaleName, _In_ DWORD dwFlags, _In_ LPCWSTR lpValue, _In_opt_ const CURRENCYFMT
		// *lpFormat, _Out_opt_ LPWSTR lpCurrencyStr, _In_ int cchCurrency); https://msdn.microsoft.com/en-us/library/windows/desktop/dd318084(v=vs.85).aspx
		[DllImport(Lib.Kernel32, SetLastError = true, ExactSpelling = true, CharSet = CharSet.Unicode)]
		[PInvokeData("Winnls.h", MSDNShortId = "dd318084")]
		public static extern int GetCurrencyFormatEx(string lpLocaleName, LOCALE_FORMAT_FLAG dwFlags, [Optional] string lpValue, [Optional] IntPtr lpFormat, StringBuilder lpCurrencyStr, int cchCurrency);

		/// <summary>Formats a duration of time as a time string for a locale specified by identifier.</summary>
		/// <param name="Locale">
		/// <para>
		/// Locale identifier that specifies the locale for which this function formats the duration. You can use the <c>MAKELCID</c> macro
		/// to create a locale identifier or use one of the following predefined values.
		/// </para>
		/// <para><c>Windows Vista and later:</c> The following custom locale identifiers are also supported.</para>
		/// </param>
		/// <param name="dwFlags">
		/// Flags specifying function options. If lpFormat is not set to <c>NULL</c>, this parameter must be set to 0. If lpFormat is set to
		/// <c>NULL</c>, your application can specify LOCALE_NOUSEROVERRIDE to format the string using the system default duration format for
		/// the specified locale.
		/// </param>
		/// <param name="lpDuration">
		/// Pointer to a <c>SYSTEMTIME</c> structure that contains the time duration information to format. If this pointer is <c>NULL</c>,
		/// the function ignores this parameter and uses ullDuration.
		/// </param>
		/// <param name="ullDuration">
		/// 64-bit unsigned integer that represents the number of 100-nanosecond intervals in the duration. If both lpDuration and
		/// ullDuration are present, lpDuration takes precedence. If lpDuration is set to <c>NULL</c> and ullDuration is set to 0, the
		/// duration is zero.
		/// </param>
		/// <param name="lpFormat">Pointer to the format string. For details, see the lpFormat parameter of <c>GetDurationFormatEx</c>.</param>
		/// <param name="lpDurationStr">
		/// <para>Pointer to the buffer in which the function retrieves the duration string.</para>
		/// <para>
		/// Alternatively, this parameter can contain <c>NULL</c> if cchDuration is set to 0. In this case, the function returns the required
		/// size for the duration string buffer.
		/// </para>
		/// </param>
		/// <param name="cchDuration">
		/// <para>Size, in characters, of the buffer indicated by lpDurationStr.</para>
		/// <para>
		/// Alternatively, the application can set this parameter to 0. In this case, the function retrieves <c>NULL</c> in lpDurationStr and
		/// returns the required size for the duration string buffer.
		/// </para>
		/// </param>
		/// <returns>
		/// <para>
		/// Returns the number of characters retrieved in the buffer indicated by lpDurationStr if successful. If lpDurationStr is set to
		/// <c>NULL</c> and cchDuration is set to 0, the function returns the required size for the duration string buffer, including the
		/// null terminating character. For example, if 10 characters are written to the buffer, the function returns 11 to include the
		/// terminating null character.
		/// </para>
		/// <para>
		/// The function returns 0 if it does not succeed. To get extended error information, the application can call <c>GetLastError</c>,
		/// which can return one of the following error codes:
		/// </para>
		/// </returns>
		// int GetDurationFormat( _In_ LCID Locale, _In_ DWORD dwFlags, _In_opt_ const SYSTEMTIME *lpDuration, _In_ ULONGLONG ullDuration,
		// _In_opt_ LPCWSTR lpFormat, _Out_opt_ LPWSTR lpDurationStr, _In_ int cchDuration); https://msdn.microsoft.com/en-us/library/windows/desktop/dd318091(v=vs.85).aspx
		[DllImport(Lib.Kernel32, SetLastError = true, ExactSpelling = true, CharSet = CharSet.Unicode)]
		[PInvokeData("Winnls.h", MSDNShortId = "dd318091")]
		public static extern int GetDurationFormat(LCID Locale, LOCALE_FORMAT_FLAG dwFlags, in SYSTEMTIME lpDuration, [Optional] ulong ullDuration, [Optional] string lpFormat, StringBuilder lpDurationStr, int cchDuration);

		/// <summary>Formats a duration of time as a time string for a locale specified by identifier.</summary>
		/// <param name="Locale">
		/// <para>
		/// Locale identifier that specifies the locale for which this function formats the duration. You can use the <c>MAKELCID</c> macro
		/// to create a locale identifier or use one of the following predefined values.
		/// </para>
		/// <para><c>Windows Vista and later:</c> The following custom locale identifiers are also supported.</para>
		/// </param>
		/// <param name="dwFlags">
		/// Flags specifying function options. If lpFormat is not set to <c>NULL</c>, this parameter must be set to 0. If lpFormat is set to
		/// <c>NULL</c>, your application can specify LOCALE_NOUSEROVERRIDE to format the string using the system default duration format for
		/// the specified locale.
		/// </param>
		/// <param name="lpDuration">
		/// Pointer to a <c>SYSTEMTIME</c> structure that contains the time duration information to format. If this pointer is <c>NULL</c>,
		/// the function ignores this parameter and uses ullDuration.
		/// </param>
		/// <param name="ullDuration">
		/// 64-bit unsigned integer that represents the number of 100-nanosecond intervals in the duration. If both lpDuration and
		/// ullDuration are present, lpDuration takes precedence. If lpDuration is set to <c>NULL</c> and ullDuration is set to 0, the
		/// duration is zero.
		/// </param>
		/// <param name="lpFormat">Pointer to the format string. For details, see the lpFormat parameter of <c>GetDurationFormatEx</c>.</param>
		/// <param name="lpDurationStr">
		/// <para>Pointer to the buffer in which the function retrieves the duration string.</para>
		/// <para>
		/// Alternatively, this parameter can contain <c>NULL</c> if cchDuration is set to 0. In this case, the function returns the required
		/// size for the duration string buffer.
		/// </para>
		/// </param>
		/// <param name="cchDuration">
		/// <para>Size, in characters, of the buffer indicated by lpDurationStr.</para>
		/// <para>
		/// Alternatively, the application can set this parameter to 0. In this case, the function retrieves <c>NULL</c> in lpDurationStr and
		/// returns the required size for the duration string buffer.
		/// </para>
		/// </param>
		/// <returns>
		/// <para>
		/// Returns the number of characters retrieved in the buffer indicated by lpDurationStr if successful. If lpDurationStr is set to
		/// <c>NULL</c> and cchDuration is set to 0, the function returns the required size for the duration string buffer, including the
		/// null terminating character. For example, if 10 characters are written to the buffer, the function returns 11 to include the
		/// terminating null character.
		/// </para>
		/// <para>
		/// The function returns 0 if it does not succeed. To get extended error information, the application can call <c>GetLastError</c>,
		/// which can return one of the following error codes:
		/// </para>
		/// </returns>
		// int GetDurationFormat( _In_ LCID Locale, _In_ DWORD dwFlags, _In_opt_ const SYSTEMTIME *lpDuration, _In_ ULONGLONG ullDuration,
		// _In_opt_ LPCWSTR lpFormat, _Out_opt_ LPWSTR lpDurationStr, _In_ int cchDuration); https://msdn.microsoft.com/en-us/library/windows/desktop/dd318091(v=vs.85).aspx
		[DllImport(Lib.Kernel32, SetLastError = true, ExactSpelling = true, CharSet = CharSet.Unicode)]
		[PInvokeData("Winnls.h", MSDNShortId = "dd318091")]
		public static extern int GetDurationFormat(LCID Locale, LOCALE_FORMAT_FLAG dwFlags, [Optional] IntPtr lpDuration, [Optional] ulong ullDuration, [Optional] string lpFormat, StringBuilder lpDurationStr, int cchDuration);

		/// <summary>Formats a duration of time as a time string for a locale specified by name.</summary>
		/// <param name="lpLocaleName">Pointer to a locale name, or one of the following predefined values.</param>
		/// <param name="dwFlags">
		/// Flags specifying function options. If lpFormat is not set to <c>NULL</c>, this parameter must be set to 0. If lpFormat is set to
		/// <c>NULL</c>, your application can specify LOCALE_NOUSEROVERRIDE to format the string using the system default duration format for
		/// the specified locale.
		/// </param>
		/// <param name="lpDuration">
		/// Pointer to a <c>SYSTEMTIME</c> structure that contains the time duration information to format. The application sets this
		/// parameter to <c>NULL</c> if the function is to ignore it and use ullDuration.
		/// </param>
		/// <param name="ullDuration">
		/// 64-bit unsigned integer that represents the number of 100-nanosecond intervals in the duration. If both lpDuration and
		/// ullDuration are set, the lpDuration parameter takes precedence. If lpDuration is set to <c>NULL</c> and ullDuration is set to 0,
		/// the duration is 0.
		/// </param>
		/// <param name="lpFormat">
		/// <para>
		/// Pointer to the format string with characters as shown below. The application can set this parameter to <c>NULL</c> if the
		/// function is to format the string according to the duration format for the specified locale. If lpFormat is not set to
		/// <c>NULL</c>, the function uses the locale only for information not specified in the format picture string.
		/// </para>
		/// <para>
		/// <list type="table">
		/// <listheader>
		/// <term>Value</term>
		/// <term>Meaning</term>
		/// </listheader>
		/// <item>
		/// <term>d</term>
		/// <term>days</term>
		/// </item>
		/// <item>
		/// <term>h or H</term>
		/// <term>hours</term>
		/// </item>
		/// <item>
		/// <term>hh or HH</term>
		/// <term>hours; if less than ten, prepend a leading zero</term>
		/// </item>
		/// <item>
		/// <term>m</term>
		/// <term>minutes</term>
		/// </item>
		/// <item>
		/// <term>mm</term>
		/// <term>minutes; if less than ten, prepend a leading zero</term>
		/// </item>
		/// <item>
		/// <term>s</term>
		/// <term>seconds</term>
		/// </item>
		/// <item>
		/// <term>ss</term>
		/// <term>seconds; if less than ten, prepend a leading zero</term>
		/// </item>
		/// <item>
		/// <term>f</term>
		/// <term>fractions of a second</term>
		/// </item>
		/// </list>
		/// </para>
		/// </param>
		/// <param name="lpDurationStr">
		/// <para>Pointer to the buffer in which the function retrieves the duration string.</para>
		/// <para>
		/// Alternatively, this parameter retrieves <c>NULL</c> if cchDuration is set to 0. In this case, the function returns the required
		/// size for the duration string buffer.
		/// </para>
		/// </param>
		/// <param name="cchDuration">
		/// <para>Size, in characters, of the buffer indicated by lpDurationStr.</para>
		/// <para>
		/// Alternatively, the application can set this parameter to 0. In this case, the function retrieves <c>NULL</c> in lpDurationStr and
		/// returns the required size for the duration string buffer.
		/// </para>
		/// </param>
		/// <returns>
		/// <para>
		/// Returns the number of characters retrieved in the buffer indicated by lpDurationStr if successful. If lpDurationStr is set to
		/// <c>NULL</c> and cchDuration is set to 0, the function returns the required size for the duration string buffer, including the
		/// terminating null character. For example, if 10 characters are written to the buffer, the function returns 11 to include the
		/// terminating null character.
		/// </para>
		/// <para>
		/// The function returns 0 if it does not succeed. To get extended error information, the application can call <c>GetLastError</c>,
		/// which can return one of the following error codes:
		/// </para>
		/// </returns>
		// int GetDurationFormatEx( _In_opt_ LPCWSTR lpLocaleName, _In_ DWORD dwFlags, _In_opt_ const SYSTEMTIME *lpDuration, _In_ ULONGLONG
		// ullDuration, _In_opt_ LPCWSTR lpFormat, _Out_opt_ LPWSTR lpDurationStr, _In_ int cchDuration); https://msdn.microsoft.com/en-us/library/windows/desktop/dd318092(v=vs.85).aspx
		[DllImport(Lib.Kernel32, SetLastError = true, ExactSpelling = true, CharSet = CharSet.Unicode)]
		[PInvokeData("Winnls.h", MSDNShortId = "dd318092")]
		public static extern int GetDurationFormatEx(string lpLocaleName, LOCALE_FORMAT_FLAG dwFlags, in SYSTEMTIME lpDuration, [Optional] ulong ullDuration, [Optional] string lpFormat, StringBuilder lpDurationStr, int cchDuration);

		/// <summary>Formats a duration of time as a time string for a locale specified by name.</summary>
		/// <param name="lpLocaleName">Pointer to a locale name, or one of the following predefined values.</param>
		/// <param name="dwFlags">
		/// Flags specifying function options. If lpFormat is not set to <c>NULL</c>, this parameter must be set to 0. If lpFormat is set to
		/// <c>NULL</c>, your application can specify LOCALE_NOUSEROVERRIDE to format the string using the system default duration format for
		/// the specified locale.
		/// </param>
		/// <param name="lpDuration">
		/// Pointer to a <c>SYSTEMTIME</c> structure that contains the time duration information to format. The application sets this
		/// parameter to <c>NULL</c> if the function is to ignore it and use ullDuration.
		/// </param>
		/// <param name="ullDuration">
		/// 64-bit unsigned integer that represents the number of 100-nanosecond intervals in the duration. If both lpDuration and
		/// ullDuration are set, the lpDuration parameter takes precedence. If lpDuration is set to <c>NULL</c> and ullDuration is set to 0,
		/// the duration is 0.
		/// </param>
		/// <param name="lpFormat">
		/// <para>
		/// Pointer to the format string with characters as shown below. The application can set this parameter to <c>NULL</c> if the
		/// function is to format the string according to the duration format for the specified locale. If lpFormat is not set to
		/// <c>NULL</c>, the function uses the locale only for information not specified in the format picture string.
		/// </para>
		/// <para>
		/// <list type="table">
		/// <listheader>
		/// <term>Value</term>
		/// <term>Meaning</term>
		/// </listheader>
		/// <item>
		/// <term>d</term>
		/// <term>days</term>
		/// </item>
		/// <item>
		/// <term>h or H</term>
		/// <term>hours</term>
		/// </item>
		/// <item>
		/// <term>hh or HH</term>
		/// <term>hours; if less than ten, prepend a leading zero</term>
		/// </item>
		/// <item>
		/// <term>m</term>
		/// <term>minutes</term>
		/// </item>
		/// <item>
		/// <term>mm</term>
		/// <term>minutes; if less than ten, prepend a leading zero</term>
		/// </item>
		/// <item>
		/// <term>s</term>
		/// <term>seconds</term>
		/// </item>
		/// <item>
		/// <term>ss</term>
		/// <term>seconds; if less than ten, prepend a leading zero</term>
		/// </item>
		/// <item>
		/// <term>f</term>
		/// <term>fractions of a second</term>
		/// </item>
		/// </list>
		/// </para>
		/// </param>
		/// <param name="lpDurationStr">
		/// <para>Pointer to the buffer in which the function retrieves the duration string.</para>
		/// <para>
		/// Alternatively, this parameter retrieves <c>NULL</c> if cchDuration is set to 0. In this case, the function returns the required
		/// size for the duration string buffer.
		/// </para>
		/// </param>
		/// <param name="cchDuration">
		/// <para>Size, in characters, of the buffer indicated by lpDurationStr.</para>
		/// <para>
		/// Alternatively, the application can set this parameter to 0. In this case, the function retrieves <c>NULL</c> in lpDurationStr and
		/// returns the required size for the duration string buffer.
		/// </para>
		/// </param>
		/// <returns>
		/// <para>
		/// Returns the number of characters retrieved in the buffer indicated by lpDurationStr if successful. If lpDurationStr is set to
		/// <c>NULL</c> and cchDuration is set to 0, the function returns the required size for the duration string buffer, including the
		/// terminating null character. For example, if 10 characters are written to the buffer, the function returns 11 to include the
		/// terminating null character.
		/// </para>
		/// <para>
		/// The function returns 0 if it does not succeed. To get extended error information, the application can call <c>GetLastError</c>,
		/// which can return one of the following error codes:
		/// </para>
		/// </returns>
		// int GetDurationFormatEx( _In_opt_ LPCWSTR lpLocaleName, _In_ DWORD dwFlags, _In_opt_ const SYSTEMTIME *lpDuration, _In_ ULONGLONG
		// ullDuration, _In_opt_ LPCWSTR lpFormat, _Out_opt_ LPWSTR lpDurationStr, _In_ int cchDuration); https://msdn.microsoft.com/en-us/library/windows/desktop/dd318092(v=vs.85).aspx
		[DllImport(Lib.Kernel32, SetLastError = true, ExactSpelling = true, CharSet = CharSet.Unicode)]
		[PInvokeData("Winnls.h", MSDNShortId = "dd318092")]
		public static extern int GetDurationFormatEx(string lpLocaleName, LOCALE_FORMAT_FLAG dwFlags, [Optional] IntPtr lpDuration, [Optional] ulong ullDuration, [Optional] string lpFormat, StringBuilder lpDurationStr, int cchDuration);

		/// <summary>Retrieves resource-related information about a file.</summary>
		/// <param name="dwFlags">
		/// <para>
		/// Flags specifying the information to retrieve. Any combination of the following flags is allowed. The default value of the flags
		/// is MUI_QUERY_TYPE | MUI_QUERY_CHECKSUM.
		/// </para>
		/// <para>
		/// <list type="table">
		/// <listheader>
		/// <term>Value</term>
		/// <term>Meaning</term>
		/// </listheader>
		/// <item>
		/// <term>MUI_QUERY_TYPE</term>
		/// <term>Retrieve one of the following values in the dwFileType member of FILEMUIINFO:</term>
		/// </item>
		/// <item>
		/// <term>MUI_QUERY_CHECKSUM</term>
		/// <term>
		/// Retrieve the resource checksum of the input file in the pChecksum member of FILEMUIINFO. If the input file does not have resource
		/// configuration data, this member of the structure contains 0.
		/// </term>
		/// </item>
		/// <item>
		/// <term>MUI_QUERY_LANGUAGE_NAME</term>
		/// <term>
		/// Retrieve the language associated with the input file. For a language-specific resource file, this flag requests the associated
		/// language. For an LN file, this flag requests the language of the ultimate fallback resources for the module, which can be either
		/// in the LN file or in a separate language-specific resource file referenced by the resource configuration data of the LN file. For
		/// more information, see the Remarks section.
		/// </term>
		/// </item>
		/// <item>
		/// <term>MUI_QUERY_RESOURCE_TYPES</term>
		/// <term>
		/// Retrieve lists of resource types in the language-specific resource files and LN files as they are specified in the resource
		/// configuration data. See the Remarks section for a way to access this information.
		/// </term>
		/// </item>
		/// </list>
		/// </para>
		/// </param>
		/// <param name="pcwszFilePath">
		/// Pointer to a null-terminated string indicating the path to the file. Typically the file is either an LN file or a
		/// language-specific resource file. If it is not one of these types, the only significant value that the function retrieves is
		/// MUI_FILETYPE_NOT_LANGUAGE_NEUTRAL. The function only retrieves this value if the MUI_QUERY_RESOURCE_TYPES flag is set.
		/// </param>
		/// <param name="pFileMUIInfo">
		/// <para>
		/// Pointer to a buffer containing file information in a <c>FILEMUIINFO</c> structure and possibly in data following that structure.
		/// The information buffer might have to be much larger than the size of the structure itself. Depending on flag settings, the
		/// function can store considerable information following the structure, at offsets retrieved in the structure. For more information,
		/// see the Remarks section.
		/// </para>
		/// <para>
		/// Alternatively, the application can set this parameter to <c>NULL</c> if pcbFileMUIInfo is set to 0. In this case, the function
		/// retrieves the required size for the information buffer in pcbFileMUIInfo.
		/// </para>
		/// </param>
		/// <param name="pcbFileMUIInfo">
		/// <para>
		/// Pointer to the buffer size, in bytes, for the file information indicated by pFileMUIInfo. On successful return from the function,
		/// this parameter contains the size of the retrieved file information buffer and the <c>FILEMUIINFO</c> structure that contains it.
		/// </para>
		/// <para>
		/// Alternatively, the application can set this parameter to 0 if it sets <c>NULL</c> in pFileMUIInfo. In this case, the function
		/// retrieves the required file information buffer size in pcbFileMUIInfo. To allocate the correct amount of memory, this value
		/// should be added to the size of the <c>FILEMUIINFO</c> structure itself.
		/// </para>
		/// </param>
		/// <returns>
		/// Returns <c>TRUE</c> if successful or <c>FALSE</c> otherwise. To get extended error information, the application can call <c>GetLastError</c>.
		/// </returns>
		// BOOL GetFileMUIInfo( _In_ DWORD dwFlags, _In_ PCWSTR pcwszFilePath, _Inout_opt_ PFILEMUIINFO pFileMUIInfo, _Inout_ DWORD
		// *pcbFileMUIInfo); https://msdn.microsoft.com/en-us/library/windows/desktop/dd318095(v=vs.85).aspx
		[DllImport(Lib.Kernel32, SetLastError = true, ExactSpelling = true, CharSet = CharSet.Unicode)]
		[PInvokeData("Winnls.h", MSDNShortId = "dd318095")]
		[return: MarshalAs(UnmanagedType.Bool)]
		public static extern bool GetFileMUIInfo(MUI_QUERY dwFlags, string pcwszFilePath, ref FILEMUIINFO pFileMUIInfo, ref uint pcbFileMUIInfo);

		/// <summary>Retrieves resource-related information about a file.</summary>
		/// <param name="dwFlags">
		/// <para>
		/// Flags specifying the information to retrieve. Any combination of the following flags is allowed. The default value of the flags
		/// is MUI_QUERY_TYPE | MUI_QUERY_CHECKSUM.
		/// </para>
		/// <para>
		/// <list type="table">
		/// <listheader>
		/// <term>Value</term>
		/// <term>Meaning</term>
		/// </listheader>
		/// <item>
		/// <term>MUI_QUERY_TYPE</term>
		/// <term>Retrieve one of the following values in the dwFileType member of FILEMUIINFO:</term>
		/// </item>
		/// <item>
		/// <term>MUI_QUERY_CHECKSUM</term>
		/// <term>
		/// Retrieve the resource checksum of the input file in the pChecksum member of FILEMUIINFO. If the input file does not have resource
		/// configuration data, this member of the structure contains 0.
		/// </term>
		/// </item>
		/// <item>
		/// <term>MUI_QUERY_LANGUAGE_NAME</term>
		/// <term>
		/// Retrieve the language associated with the input file. For a language-specific resource file, this flag requests the associated
		/// language. For an LN file, this flag requests the language of the ultimate fallback resources for the module, which can be either
		/// in the LN file or in a separate language-specific resource file referenced by the resource configuration data of the LN file. For
		/// more information, see the Remarks section.
		/// </term>
		/// </item>
		/// <item>
		/// <term>MUI_QUERY_RESOURCE_TYPES</term>
		/// <term>
		/// Retrieve lists of resource types in the language-specific resource files and LN files as they are specified in the resource
		/// configuration data. See the Remarks section for a way to access this information.
		/// </term>
		/// </item>
		/// </list>
		/// </para>
		/// </param>
		/// <param name="pcwszFilePath">
		/// Pointer to a null-terminated string indicating the path to the file. Typically the file is either an LN file or a
		/// language-specific resource file. If it is not one of these types, the only significant value that the function retrieves is
		/// MUI_FILETYPE_NOT_LANGUAGE_NEUTRAL. The function only retrieves this value if the MUI_QUERY_RESOURCE_TYPES flag is set.
		/// </param>
		/// <returns>Class containing file information corresponding to a <c>FILEMUIINFO</c> structure.</returns>
		public static SafeFILEMUIINFO GetFileMUIInfo(MUI_QUERY dwFlags, string pcwszFilePath)
		{
			var ret = new SafeFILEMUIINFO();
			bool success;
			var sz = 180U; // Magic number that appears to be the initial size for many MUI files.
			do
			{
				ret.dwSize = sz;
				success = GetFileMUIInfo(dwFlags, pcwszFilePath, ret, ref sz);
			} while (!success && Win32Error.GetLastError() == Win32Error.ERROR_INSUFFICIENT_BUFFER);
			if (!success)
				Win32Error.ThrowLastError();
			return ret;
		}

		/// <summary>Retrieves resource-related information about a file.</summary>
		/// <param name="dwFlags">
		/// <para>
		/// Flags specifying the information to retrieve. Any combination of the following flags is allowed. The default value of the flags
		/// is MUI_QUERY_TYPE | MUI_QUERY_CHECKSUM.
		/// </para>
		/// <para>
		/// <list type="table">
		/// <listheader>
		/// <term>Value</term>
		/// <term>Meaning</term>
		/// </listheader>
		/// <item>
		/// <term>MUI_QUERY_TYPE</term>
		/// <term>Retrieve one of the following values in the dwFileType member of FILEMUIINFO:</term>
		/// </item>
		/// <item>
		/// <term>MUI_QUERY_CHECKSUM</term>
		/// <term>
		/// Retrieve the resource checksum of the input file in the pChecksum member of FILEMUIINFO. If the input file does not have resource
		/// configuration data, this member of the structure contains 0.
		/// </term>
		/// </item>
		/// <item>
		/// <term>MUI_QUERY_LANGUAGE_NAME</term>
		/// <term>
		/// Retrieve the language associated with the input file. For a language-specific resource file, this flag requests the associated
		/// language. For an LN file, this flag requests the language of the ultimate fallback resources for the module, which can be either
		/// in the LN file or in a separate language-specific resource file referenced by the resource configuration data of the LN file. For
		/// more information, see the Remarks section.
		/// </term>
		/// </item>
		/// <item>
		/// <term>MUI_QUERY_RESOURCE_TYPES</term>
		/// <term>
		/// Retrieve lists of resource types in the language-specific resource files and LN files as they are specified in the resource
		/// configuration data. See the Remarks section for a way to access this information.
		/// </term>
		/// </item>
		/// </list>
		/// </para>
		/// </param>
		/// <param name="pcwszFilePath">
		/// Pointer to a null-terminated string indicating the path to the file. Typically the file is either an LN file or a
		/// language-specific resource file. If it is not one of these types, the only significant value that the function retrieves is
		/// MUI_FILETYPE_NOT_LANGUAGE_NEUTRAL. The function only retrieves this value if the MUI_QUERY_RESOURCE_TYPES flag is set.
		/// </param>
		/// <param name="pFileMUIInfo">
		/// <para>
		/// Pointer to a buffer containing file information in a <c>FILEMUIINFO</c> structure and possibly in data following that structure.
		/// The information buffer might have to be much larger than the size of the structure itself. Depending on flag settings, the
		/// function can store considerable information following the structure, at offsets retrieved in the structure. For more information,
		/// see the Remarks section.
		/// </para>
		/// <para>
		/// Alternatively, the application can set this parameter to <c>NULL</c> if pcbFileMUIInfo is set to 0. In this case, the function
		/// retrieves the required size for the information buffer in pcbFileMUIInfo.
		/// </para>
		/// </param>
		/// <param name="pcbFileMUIInfo">
		/// <para>
		/// Pointer to the buffer size, in bytes, for the file information indicated by pFileMUIInfo. On successful return from the function,
		/// this parameter contains the size of the retrieved file information buffer and the <c>FILEMUIINFO</c> structure that contains it.
		/// </para>
		/// <para>
		/// Alternatively, the application can set this parameter to 0 if it sets <c>NULL</c> in pFileMUIInfo. In this case, the function
		/// retrieves the required file information buffer size in pcbFileMUIInfo. To allocate the correct amount of memory, this value
		/// should be added to the size of the <c>FILEMUIINFO</c> structure itself.
		/// </para>
		/// </param>
		/// <returns>
		/// Returns <c>TRUE</c> if successful or <c>FALSE</c> otherwise. To get extended error information, the application can call <c>GetLastError</c>.
		/// </returns>
		// BOOL GetFileMUIInfo( _In_ DWORD dwFlags, _In_ PCWSTR pcwszFilePath, _Inout_opt_ PFILEMUIINFO pFileMUIInfo, _Inout_ DWORD
		// *pcbFileMUIInfo); https://msdn.microsoft.com/en-us/library/windows/desktop/dd318095(v=vs.85).aspx
		[DllImport(Lib.Kernel32, SetLastError = true, ExactSpelling = true, CharSet = CharSet.Unicode)]
		[PInvokeData("Winnls.h", MSDNShortId = "dd318095")]
		[return: MarshalAs(UnmanagedType.Bool)]
		public static extern bool GetFileMUIInfo(MUI_QUERY dwFlags, string pcwszFilePath, [Optional] IntPtr pFileMUIInfo, ref uint pcbFileMUIInfo);

		/// <summary>
		/// Retrieves the path to all language-specific resource files associated with the supplied LN file. The application must call this
		/// function repeatedly to get the path for each resource file.
		/// </summary>
		/// <param name="dwFlags">
		/// <para>
		/// Flags identifying language format and filtering. The following flags specify the format of the language indicated by
		/// pwszLanguage. The flags are mutually exclusive, and the default is MUI_LANGUAGE_NAME.
		/// </para>
		/// <para>
		/// <list type="table">
		/// <listheader>
		/// <term>Value</term>
		/// <term>Meaning</term>
		/// </listheader>
		/// <item>
		/// <term>MUI_LANGUAGE_ID</term>
		/// <term>Retrieve the language string in language identifier format.</term>
		/// </item>
		/// <item>
		/// <term>MUI_LANGUAGE_NAME</term>
		/// <term>Retrieve the language string in language name format.</term>
		/// </item>
		/// </list>
		/// </para>
		/// <para>
		/// The following flags specify the filtering for the function to use in locating language-specific resource files if pwszLanguage is
		/// set to <c>NULL</c>. The filtering flags are mutually exclusive, and the default is MUI_USER_PREFERRED_UI_LANGUAGES.
		/// </para>
		/// <para>
		/// <list type="table">
		/// <listheader>
		/// <term>Value</term>
		/// <term>Meaning</term>
		/// </listheader>
		/// <item>
		/// <term>MUI_USE_SEARCH_ALL_LANGUAGES</term>
		/// <term>
		/// Retrieve all language-specific resource files for the path indicated by pcwszFilePath, without considering file licensing. This
		/// flag is relevant only if the application supplies a null string for pwszLanguage.
		/// </term>
		/// </item>
		/// <item>
		/// <term>MUI_USER_PREFERRED_UI_LANGUAGES</term>
		/// <term>
		/// Retrieve only the files that implement languages in the fallback list. Successive calls enumerate the successive fallbacks, in
		/// the appropriate order. The first file indicated by the output value of pcchFileMUIPath should be the best fit. This flag is
		/// relevant only if the application supplies a null string for pwszLanguage.
		/// </term>
		/// </item>
		/// <item>
		/// <term>MUI_USE_INSTALLED_LANGUAGES</term>
		/// <term>
		/// Retrieve only the files for the languages installed on the computer. This flag is relevant only if the application supplies a
		/// null string for pwszLanguage.
		/// </term>
		/// </item>
		/// </list>
		/// </para>
		/// <para>
		/// The following flags allow the user to indicate the type of file that is specified by pcwszFilePath so that the function can
		/// determine if it must add ".mui" to the file name. The flags are mutually exclusive. If the application passes both flags, the
		/// function fails. If the application passes neither flag, the function checks the file in the root folder to verify the file type
		/// and decide on file naming.
		/// </para>
		/// <para>
		/// <list type="table">
		/// <listheader>
		/// <term>Value</term>
		/// <term>Meaning</term>
		/// </listheader>
		/// <item>
		/// <term>MUI_LANG_NEUTRAL_PE_FILE</term>
		/// <term>
		/// Do not verify the file passed in pcwszFilePath and append &amp;quot;.mui&amp;quot; to the file name before processing. For
		/// example, change Abc.exe to Abc.exe.mui.
		/// </term>
		/// </item>
		/// <item>
		/// <term>MUI_NON_LANG_NEUTRAL_FILE</term>
		/// <term>
		/// Do not verify the file passed in pcwszFilePath and do not append &amp;quot;.mui&amp;quot; to the file name before processing. For
		/// example, use Abc.txt or Abc.chm.
		/// </term>
		/// </item>
		/// </list>
		/// </para>
		/// </param>
		/// <param name="pcwszFilePath">
		/// Pointer to a null-terminated string specifying a file path. The path is either for an existing LN file or for a file such as a
		/// .txt, .inf, or .msc file. If the file is an LN file, the function looks for files containing the associated language-specific
		/// resources. For all other types of files, the function seeks files that correspond exactly to the file name and path indicated.
		/// Your application can overwrite the behavior of the file type check by using the MUI_LANG_NEUTRAL_PE_FILE or
		/// MUI_NON_LANG_NEUTRAL_FILE flag. For more information, see the Remarks section.
		/// </param>
		/// <param name="pwszLanguage">
		/// <para>
		/// Pointer to a buffer containing a language string. On input, this buffer contains the language identifier or language name for
		/// which the application should find language-specific resource files, depending on the settings of dwFlags. On successful return
		/// from the function, this parameter contains the language of the language-specific resource file that the function has found.
		/// </para>
		/// <para>
		/// Alternatively, the application can set this parameter to <c>NULL</c>, with the value referenced by pcchLanguage set to 0. In this
		/// case, the function retrieves the required buffer size in pcchLanguage.
		/// </para>
		/// </param>
		/// <param name="pcchLanguage">
		/// Pointer to the buffer size, in characters, for the language string indicated by pwszLanguage. If the application sets the value
		/// referenced by this parameter to 0 and passes <c>NULL</c> for pwszLanguage, then the required buffer size will be returned in
		/// pcchLanguage and the returned buffer size is always LOCALE_NAME_MAX_LENGTH, because the function is typically called multiple
		/// times in succession. The function cannot determine the exact size of the language name for all successive calls, and cannot
		/// extend the buffer on subsequent calls. Thus LOCALE_NAME_MAX_LENGTH is the only safe maximum.
		/// </param>
		/// <param name="pwszFileMUIPath">
		/// <para>
		/// Pointer to a buffer containing the path to the language-specific resource file. It is strongly recommended to allocate this
		/// buffer to be of size MAX_PATH.
		/// </para>
		/// <para>
		/// Alternatively, this parameter can retrieve <c>NULL</c> if the value referenced by pcchFileMUIPath is set to 0. In this case, the
		/// function retrieves the required size for the file path buffer in pcchFileMUIPath.
		/// </para>
		/// </param>
		/// <param name="pcchFileMUIPath">
		/// Pointer to the buffer size, in characters, for the file path indicated by pwszFileMUIPath. On successful return from the
		/// function, this parameter indicates the size of the retrieved file path. If the application sets the value referenced by this
		/// parameter to 0, the function retrieves <c>NULL</c> for pwszFileMUIPath, the required buffer size will be returned in
		/// pcchFileMUIPath and the returned buffer size is always MAX_PATH, because the function is typically called multiple times in
		/// succession. The function cannot determine the exact size of the path for all successive calls, and cannot extend the buffer on
		/// subsequent calls. Thus MAX_PATH is the only safe maximum.
		/// </param>
		/// <param name="pululEnumerator">
		/// Pointer to an enumeration variable. The first time this function is called, the value of the variable should be 0. Between
		/// subsequent calls, the application should not change the value of this parameter. After the function retrieves all possible
		/// language-specific resource file paths, it returns <c>FALSE</c>.
		/// </param>
		/// <returns>
		/// <para>Returns <c>TRUE</c> if successful or <c>FALSE</c> otherwise. If the function fails, the output parameters do not change.</para>
		/// <para>
		/// To get extended error information, the application can call <c>GetLastError</c>, which can return the following error codes:
		/// </para>
		/// </returns>
		// BOOL GetFileMUIPath( _In_ DWORD dwFlags, _In_ PCWSTR pcwszFilePath, _Inout_opt_ PWSTR pwszLanguage, _Inout_ PULONG pcchLanguage,
		// _Out_opt_ PWSTR pwszFileMUIPath, _Inout_ PULONG pcchFileMUIPath, _Inout_ PULONGLONG pululEnumerator); https://msdn.microsoft.com/en-us/library/windows/desktop/dd318097(v=vs.85).aspx
		[DllImport(Lib.Kernel32, SetLastError = true, ExactSpelling = true, CharSet = CharSet.Unicode)]
		[PInvokeData("Winnls.h", MSDNShortId = "dd318097")]
		[return: MarshalAs(UnmanagedType.Bool)]
		public static extern bool GetFileMUIPath(MUI_LANGUAGE_PATH dwFlags, string pcwszFilePath, StringBuilder pwszLanguage, ref uint pcchLanguage, StringBuilder pwszFileMUIPath, ref uint pcchFileMUIPath, ref ulong pululEnumerator);

		/// <summary>
		/// <para>
		/// [ <c>GetGeoInfo</c> is available for use in the operating systems specified in the Requirements section. It may be altered or
		/// unavailable in subsequent versions. Instead, use <c>GetGeoInfoEx</c>.]
		/// </para>
		/// <para>Retrieves information about a specified geographical location.</para>
		/// </summary>
		/// <param name="Location">
		/// Identifier for the geographical location for which to get information. For more information, see Table of Geographical Locations.
		/// You can obtain the available values by calling <c>EnumSystemGeoID</c>.
		/// </param>
		/// <param name="GeoType">
		/// <para>
		/// Type of information to retrieve. Possible values are defined by the <c>SYSGEOTYPE</c> enumeration. If the value of GeoType is
		/// GEO_LCID, the function retrieves a locale identifier. If the value of GeoType is GEO_RFC1766, the function retrieves a string
		/// name that is compliant with RFC 4646 (Windows Vista). For more information, see the Remarks section.
		/// </para>
		/// <para><c>Windows XP:</c> When GeoType is set to GEO_LCID, the retrieved string is an 8-digit hexadecimal value.</para>
		/// <para><c>Windows Me:</c> When GeoType is set to GEO_LCID, the retrieved string is a decimal value.</para>
		/// </param>
		/// <param name="lpGeoData">Pointer to the buffer in which this function retrieves the information.</param>
		/// <param name="cchData">
		/// Size of the buffer indicated by lpGeoData. The size is the number of bytes for the ANSI version of the function, or the number of
		/// words for the Unicode version. The application can set this parameter to 0 if the function is to return the required size of the buffer.
		/// </param>
		/// <param name="LangId">
		/// Identifier for the language, used with the value of Location. The application can set this parameter to 0, with GEO_RFC1766 or
		/// GEO_LCID specified for GeoType. This setting causes the function to retrieve the language identifier by calling <c>GetUserDefaultLangID</c>.
		/// </param>
		/// <returns>
		/// <para>
		/// Returns the number of bytes (ANSI) or words (Unicode) of geographical location information retrieved in the output buffer. If
		/// cchData is set to 0, the function returns the required size for the buffer.
		/// </para>
		/// <para>
		/// The function returns 0 if it does not succeed. To get extended error information, the application can call <c>GetLastError</c>,
		/// which can return one of the following error codes:
		/// </para>
		/// </returns>
		// int GetGeoInfo( _In_ GEOID Location, _In_ GEOTYPE GeoType, _Out_opt_ LPTSTR lpGeoData, _In_ int cchData, _In_ LANGID LangId); https://msdn.microsoft.com/en-us/library/windows/desktop/dd318099(v=vs.85).aspx
		[DllImport(Lib.Kernel32, SetLastError = true, CharSet = CharSet.Auto)]
		[PInvokeData("Winnls.h", MSDNShortId = "dd318099")]
		public static extern int GetGeoInfo(int Location, SYSGEOTYPE GeoType, StringBuilder lpGeoData, int cchData, ushort LangId);

		/// <summary>
		/// Retrieves information about a geographic location that you specify by using a two-letter International Organization for
		/// Standardization (ISO) 3166-1 code or numeric United Nations (UN) Series M, Number 49 (M.49) code.
		/// </summary>
		/// <param name="location">
		/// The two-letter ISO 3166-1 or numeric UN M.49 code for the geographic location for which to get information. To get the codes that
		/// are available on the operating system, call EnumSystemGeoNames.
		/// </param>
		/// <param name="geoType">The type of information you want to retrieve. Possible values are defined by the SYSGEOTYPE enumeration.</param>
		/// <param name="geoData">A pointer to the buffer in which GetGeoInfoEx should write the requested information.</param>
		/// <param name="geoDataCount">
		/// The size of the buffer to which the GeoData parameter points, in characters. Set this parameter to 0 to specify that the function
		/// should only return the size of the buffer required to store the requested information without writing the requested information
		/// to the buffer.
		/// </param>
		/// <returns>
		/// The number of bytes of geographical location information that the function wrote the output buffer. If geoDataCount is 0, the
		/// function returns the size of the buffer required to hold the information without writing the information to the buffer.
		/// <para>0 indicates that the function did not succeed.To get extended error information, call GetLastError.</para>
		/// </returns>
		// int WINAPI GetGeoInfoEx( _In_ PWSTR location, _In_ GEOTYPE geoType, _Out_opt_ PWSTR geoData, _In_ int geoDataCount ); https://msdn.microsoft.com/en-us/library/windows/desktop/mt826489(v=vs.85).aspx
		[DllImport(Lib.Kernel32, SetLastError = true, ExactSpelling = true, CharSet = CharSet.Unicode)]
		[PInvokeData("Winnls.h", MSDNShortId = "mt826489")]
		public static extern int GetGeoInfoEx(string location, SYSGEOTYPE geoType, StringBuilder geoData, int geoDataCount);

		/// <summary>Retrieves information about a locale specified by identifier.</summary>
		/// <param name="Locale">
		/// Locale identifier for which to retrieve information. You can use the <c>MAKELCID</c> macro to create a locale identifier or use
		/// one of the following predefined values.
		/// </param>
		/// <param name="LCType">The locale information to retrieve. For detailed definitions, see the LCType parameter of <c>GetLocaleInfoEx</c>.</param>
		/// <param name="lpLCData">
		/// Pointer to a buffer in which this function retrieves the requested locale information. This pointer is not used if cchData is set
		/// to 0. For more information, see the Remarks section.
		/// </param>
		/// <param name="cchData">
		/// Size, in TCHAR values, of the data buffer indicated by lpLCData. Alternatively, the application can set this parameter to 0. In
		/// this case, the function does not use the lpLCData parameter and returns the required buffer size, including the terminating null character.
		/// </param>
		/// <returns>
		/// <para>
		/// Returns the number of characters retrieved in the locale data buffer if successful and cchData is a nonzero value. If the
		/// function succeeds, cchData is nonzero, and LOCALE_RETURN_NUMBER is specified, the return value is the size of the integer
		/// retrieved in the data buffer; that is, 2 for the Unicode version of the function or 4 for the ANSI version. If the function
		/// succeeds and the value of cchData is 0, the return value is the required size, in characters including a null character, for the
		/// locale data buffer.
		/// </para>
		/// <para>
		/// The function returns 0 if it does not succeed. To get extended error information, the application can call <c>GetLastError</c>,
		/// which can return one of the following error codes:
		/// </para>
		/// </returns>
		// int GetLocaleInfo( _In_ LCID Locale, _In_ LCTYPE LCType, _Out_opt_ LPTSTR lpLCData, _In_ int cchData); https://msdn.microsoft.com/en-us/library/windows/desktop/dd318101(v=vs.85).aspx
		[DllImport(Lib.Kernel32, SetLastError = true, CharSet = CharSet.Auto)]
		[PInvokeData("Winnls.h", MSDNShortId = "dd318101")]
		public static extern int GetLocaleInfo(LCID Locale, LCTYPE LCType, StringBuilder lpLCData, int cchData);

		/// <summary>Retrieves information about a locale specified by identifier.</summary>
		/// <param name="Locale">
		/// Locale identifier for which to retrieve information. You can use the <c>MAKELCID</c> macro to create a locale identifier or use
		/// one of the following predefined values.
		/// </param>
		/// <param name="LCType">The locale information to retrieve. For detailed definitions, see the LCType parameter of <c>GetLocaleInfoEx</c>.</param>
		/// <param name="lpLCData">
		/// Pointer to a buffer in which this function retrieves the requested locale information. This pointer is not used if cchData is set
		/// to 0. For more information, see the Remarks section.
		/// </param>
		/// <param name="cchData">
		/// Size, in TCHAR values, of the data buffer indicated by lpLCData. Alternatively, the application can set this parameter to 0. In
		/// this case, the function does not use the lpLCData parameter and returns the required buffer size, including the terminating null character.
		/// </param>
		/// <returns>
		/// <para>
		/// Returns the number of characters retrieved in the locale data buffer if successful and cchData is a nonzero value. If the
		/// function succeeds, cchData is nonzero, and LOCALE_RETURN_NUMBER is specified, the return value is the size of the integer
		/// retrieved in the data buffer; that is, 2 for the Unicode version of the function or 4 for the ANSI version. If the function
		/// succeeds and the value of cchData is 0, the return value is the required size, in characters including a null character, for the
		/// locale data buffer.
		/// </para>
		/// <para>
		/// The function returns 0 if it does not succeed. To get extended error information, the application can call <c>GetLastError</c>,
		/// which can return one of the following error codes:
		/// </para>
		/// </returns>
		// int GetLocaleInfo( _In_ LCID Locale, _In_ LCTYPE LCType, _Out_opt_ LPTSTR lpLCData, _In_ int cchData); https://msdn.microsoft.com/en-us/library/windows/desktop/dd318101(v=vs.85).aspx
		[DllImport(Lib.Kernel32, SetLastError = true, CharSet = CharSet.Auto)]
		[PInvokeData("Winnls.h", MSDNShortId = "dd318101")]
		public static extern int GetLocaleInfo(LCID Locale, LCTYPE LCType, IntPtr lpLCData, int cchData);

		/// <summary>Retrieves information about a locale specified by name.</summary>
		/// <param name="lpLocaleName">Pointer to a locale name, or one of the following predefined values.</param>
		/// <param name="LCType">
		/// <para>
		/// The locale information to retrieve. For possible values, see the "Constants Used in the LCType Parameter of GetLocaleInfo,
		/// GetLocaleInfoEx, and SetLocaleInfo" section in Locale Information Constants. Note that only one piece of locale information can
		/// be specified per call.
		/// </para>
		/// <para>
		/// The application can use the binary OR operator to combine LOCALE_RETURN_NUMBER with any other allowed constant. In this case, the
		/// function retrieves the value as a number instead of a string. The buffer that receives the value must be at least the length of a
		/// DWORD value, which is 2.
		/// </para>
		/// <para>If LCType is set to LOCALE_IOPTIONALCALENDAR, the function retrieves only the first alternate calendar.</para>
		/// <para>
		/// Starting with Windows Vista, your applications should not use LOCALE_ILANGUAGE in the LCType parameter to avoid failure or
		/// retrieval of unexpected data. Instead, it is recommended for your applications to call <c>GetLocaleInfoEx</c>.
		/// </para>
		/// </param>
		/// <param name="lpLCData">
		/// Pointer to a buffer in which this function retrieves the requested locale information. This pointer is not used if cchData is set
		/// to 0.
		/// </param>
		/// <param name="cchData">
		/// Size, in characters, of the data buffer indicated by lpLCData. Alternatively, the application can set this parameter to 0. In
		/// this case, the function does not use the lpLCData parameter and returns the required buffer size, including the terminating null character.
		/// </param>
		/// <returns>
		/// <para>
		/// Returns the number of characters retrieved in the locale data buffer if successful and cchData is a nonzero value. If the
		/// function succeeds, cchData is nonzero, and LOCALE_RETURN_NUMBER is specified, the return value is the size of the integer
		/// retrieved in the data buffer, that is, 2. If the function succeeds and the value of cchData is 0, the return value is the
		/// required size, in characters including a null character, for the locale data buffer.
		/// </para>
		/// <para>
		/// The function returns 0 if it does not succeed. To get extended error information, the application can call <c>GetLastError</c>,
		/// which can return one of the following error codes:
		/// </para>
		/// </returns>
		// int GetLocaleInfoEx( _In_opt_ LPCWSTR lpLocaleName, _In_ LCTYPE LCType, _Out_opt_ LPWSTR lpLCData, _In_ int cchData); https://msdn.microsoft.com/en-us/library/windows/desktop/dd318103(v=vs.85).aspx
		[DllImport(Lib.Kernel32, SetLastError = true, ExactSpelling = true, CharSet = CharSet.Unicode)]
		[PInvokeData("Winnls.h", MSDNShortId = "dd318103")]
		public static extern int GetLocaleInfoEx(string lpLocaleName, LCTYPE LCType, StringBuilder lpLCData, int cchData);

		/// <summary>Retrieves information about a locale specified by name.</summary>
		/// <param name="lpLocaleName">Pointer to a locale name, or one of the following predefined values.</param>
		/// <param name="LCType">
		/// <para>
		/// The locale information to retrieve. For possible values, see the "Constants Used in the LCType Parameter of GetLocaleInfo,
		/// GetLocaleInfoEx, and SetLocaleInfo" section in Locale Information Constants. Note that only one piece of locale information can
		/// be specified per call.
		/// </para>
		/// <para>
		/// The application can use the binary OR operator to combine LOCALE_RETURN_NUMBER with any other allowed constant. In this case, the
		/// function retrieves the value as a number instead of a string. The buffer that receives the value must be at least the length of a
		/// DWORD value, which is 2.
		/// </para>
		/// <para>If LCType is set to LOCALE_IOPTIONALCALENDAR, the function retrieves only the first alternate calendar.</para>
		/// <para>
		/// Starting with Windows Vista, your applications should not use LOCALE_ILANGUAGE in the LCType parameter to avoid failure or
		/// retrieval of unexpected data. Instead, it is recommended for your applications to call <c>GetLocaleInfoEx</c>.
		/// </para>
		/// </param>
		/// <param name="lpLCData">
		/// Pointer to a buffer in which this function retrieves the requested locale information. This pointer is not used if cchData is set
		/// to 0.
		/// </param>
		/// <param name="cchData">
		/// Size, in characters, of the data buffer indicated by lpLCData. Alternatively, the application can set this parameter to 0. In
		/// this case, the function does not use the lpLCData parameter and returns the required buffer size, including the terminating null character.
		/// </param>
		/// <returns>
		/// <para>
		/// Returns the number of characters retrieved in the locale data buffer if successful and cchData is a nonzero value. If the
		/// function succeeds, cchData is nonzero, and LOCALE_RETURN_NUMBER is specified, the return value is the size of the integer
		/// retrieved in the data buffer, that is, 2. If the function succeeds and the value of cchData is 0, the return value is the
		/// required size, in characters including a null character, for the locale data buffer.
		/// </para>
		/// <para>
		/// The function returns 0 if it does not succeed. To get extended error information, the application can call <c>GetLastError</c>,
		/// which can return one of the following error codes:
		/// </para>
		/// </returns>
		// int GetLocaleInfoEx( _In_opt_ LPCWSTR lpLocaleName, _In_ LCTYPE LCType, _Out_opt_ LPWSTR lpLCData, _In_ int cchData); https://msdn.microsoft.com/en-us/library/windows/desktop/dd318103(v=vs.85).aspx
		[DllImport(Lib.Kernel32, SetLastError = true, ExactSpelling = true, CharSet = CharSet.Unicode)]
		[PInvokeData("Winnls.h", MSDNShortId = "dd318103")]
		public static extern int GetLocaleInfoEx(string lpLocaleName, LCTYPE LCType, IntPtr lpLCData, int cchData);

		/// <summary>Retrieves information about the current version of a specified NLS capability for a locale specified by identifier.</summary>
		/// <param name="Function">The NLS capability to query. This value must be COMPARE_STRING. See the <c>SYSNLS_FUNCTION</c> enumeration.</param>
		/// <param name="Locale">
		/// <para>
		/// Locale identifier that specifies the locale. You can use the <c>MAKELCID</c> macro to create an identifier or use one of the
		/// following predefined values.
		/// </para>
		/// <para><c>Windows Vista and later:</c> The following custom locale identifiers are also supported.</para>
		/// </param>
		/// <param name="lpVersionInformation">
		/// Pointer to an <c>NLSVERSIONINFO</c> structure. The application must initialize the <c>dwNLSVersionInfoSize</c> member to .
		/// </param>
		/// <returns>
		/// Returns <c>TRUE</c> if and only if the application has supplied valid values in lpVersionInformation, or <c>FALSE</c> otherwise.
		/// To get extended error information, the application can call <c>GetLastError</c>, which can return one of the following error codes:
		/// </returns>
		// BOOL GetNLSVersion( _In_ NLS_FUNCTION Function, _In_ LCID Locale, _Inout_ LPNLSVERSIONINFO lpVersionInformation); https://msdn.microsoft.com/en-us/library/windows/desktop/dd318105(v=vs.85).aspx
		[DllImport(Lib.Kernel32, SetLastError = true, ExactSpelling = true)]
		[PInvokeData("Winnls.h", MSDNShortId = "dd318105")]
		[return: MarshalAs(UnmanagedType.Bool)]
		public static extern bool GetNLSVersion(SYSNLS_FUNCTION Function, LCID Locale, ref NLSVERSIONINFO lpVersionInformation);

		/// <summary>Retrieves information about the current version of a specified NLS capability for a locale specified by name.</summary>
		/// <param name="function">The NLS capability to query. This value must be COMPARE_STRING. See the <c>SYSNLS_FUNCTION</c> enumeration.</param>
		/// <param name="lpLocaleName">Pointer to a locale name, or one of the following predefined values.</param>
		/// <param name="lpVersionInformation">
		/// Pointer to an <c>NLSVERSIONINFOEX</c> structure. The application must initialize the <c>dwNLSVersionInfoSize</c> member to .
		/// </param>
		/// <returns>
		/// Returns <c>TRUE</c> if and only if the application has supplied valid values in lpVersionInformation, or <c>FALSE</c> otherwise.
		/// To get extended error information, the application can call <c>GetLastError</c>, which can return one of the following error codes:
		/// </returns>
		// BOOL GetNLSVersionEx( _In_ NLS_FUNCTION function, _In_opt_ LPCWSTR lpLocaleName, _Inout_ LPNLSVERSIONINFOEX lpVersionInformation); https://msdn.microsoft.com/en-us/library/windows/desktop/dd318107(v=vs.85).aspx
		[DllImport(Lib.Kernel32, SetLastError = true, ExactSpelling = true, CharSet = CharSet.Unicode)]
		[PInvokeData("Winnls.h", MSDNShortId = "dd318107")]
		[return: MarshalAs(UnmanagedType.Bool)]
		public static extern bool GetNLSVersionEx(SYSNLS_FUNCTION function, string lpLocaleName, ref NLSVERSIONINFOEX lpVersionInformation);

		/// <summary>Formats a number string as a number string customized for a locale specified by identifier.</summary>
		/// <param name="Locale">
		/// Locale identifier that specifies the locale. You can use the <c>MAKELCID</c> macro to create a locale identifier or use one of
		/// the following predefined values.
		/// </param>
		/// <param name="dwFlags">
		/// Flags controlling the operation of the function. The application must set this parameter to 0 if lpFormat is not set to
		/// <c>NULL</c>. In this case, the function formats the string using user overrides to the default number format for the locale. If
		/// lpFormat is set to <c>NULL</c>, the application can specify LOCALE_NOUSEROVERRIDE to format the string using the system default
		/// number format for the specified locale.
		/// </param>
		/// <param name="lpValue">
		/// Pointer to a null-terminated string containing the number string to format. This string can only contain the following
		/// characters. All other characters are invalid. The function returns an error if the string indicated by lpValue deviates from
		/// these rules.
		/// </param>
		/// <param name="lpFormat">
		/// Pointer to a <c>NUMBERFMT</c> structure that contains number formatting information, with all members set to appropriate values.
		/// If this parameter does is not set to <c>NULL</c>, the function uses the locale only for formatting information not specified in
		/// the structure, for example, the locale-specific string value for the negative sign.
		/// </param>
		/// <param name="lpNumberStr">Pointer to a buffer in which this function retrieves the formatted number string.</param>
		/// <param name="cchNumber">
		/// Size, in TCHAR values, for the number string buffer indicated by lpNumberStr. Alternatively, the application can set this
		/// parameter to 0. In this case, the function returns the required size for the number string buffer, and does not use the
		/// lpNumberStr parameter.
		/// </param>
		/// <returns>
		/// <para>
		/// Returns the number of TCHAR values retrieved in the buffer indicated by lpNumberStr if successful. If the cchNumber parameter is
		/// set to 0, the function returns the number of characters required to hold the formatted number string, including a terminating
		/// null character.
		/// </para>
		/// <para>
		/// The function returns 0 if it does not succeed. To get extended error information, the application can call <c>GetLastError</c>,
		/// which can return one of the following error codes:
		/// </para>
		/// </returns>
		// int GetNumberFormat( _In_ LCID Locale, _In_ DWORD dwFlags, _In_ LPCTSTR lpValue, _In_opt_ const NUMBERFMT *lpFormat, _Out_opt_
		// LPTSTR lpNumberStr, _In_ int cchNumber); https://msdn.microsoft.com/en-us/library/windows/desktop/dd318110(v=vs.85).aspx
		[DllImport(Lib.Kernel32, SetLastError = true, CharSet = CharSet.Auto)]
		[PInvokeData("Winnls.h", MSDNShortId = "dd318110")]
		public static extern int GetNumberFormat(LCID Locale, LOCALE_FORMAT_FLAG dwFlags, string lpValue, in NUMBERFMT lpFormat, StringBuilder lpNumberStr, int cchNumber);

		/// <summary>Formats a number string as a number string customized for a locale specified by identifier.</summary>
		/// <param name="Locale">
		/// Locale identifier that specifies the locale. You can use the <c>MAKELCID</c> macro to create a locale identifier or use one of
		/// the following predefined values.
		/// </param>
		/// <param name="dwFlags">
		/// Flags controlling the operation of the function. The application must set this parameter to 0 if lpFormat is not set to
		/// <c>NULL</c>. In this case, the function formats the string using user overrides to the default number format for the locale. If
		/// lpFormat is set to <c>NULL</c>, the application can specify LOCALE_NOUSEROVERRIDE to format the string using the system default
		/// number format for the specified locale.
		/// </param>
		/// <param name="lpValue">
		/// Pointer to a null-terminated string containing the number string to format. This string can only contain the following
		/// characters. All other characters are invalid. The function returns an error if the string indicated by lpValue deviates from
		/// these rules.
		/// </param>
		/// <param name="lpFormat">
		/// Pointer to a <c>NUMBERFMT</c> structure that contains number formatting information, with all members set to appropriate values.
		/// If this parameter does is not set to <c>NULL</c>, the function uses the locale only for formatting information not specified in
		/// the structure, for example, the locale-specific string value for the negative sign.
		/// </param>
		/// <param name="lpNumberStr">Pointer to a buffer in which this function retrieves the formatted number string.</param>
		/// <param name="cchNumber">
		/// Size, in TCHAR values, for the number string buffer indicated by lpNumberStr. Alternatively, the application can set this
		/// parameter to 0. In this case, the function returns the required size for the number string buffer, and does not use the
		/// lpNumberStr parameter.
		/// </param>
		/// <returns>
		/// <para>
		/// Returns the number of TCHAR values retrieved in the buffer indicated by lpNumberStr if successful. If the cchNumber parameter is
		/// set to 0, the function returns the number of characters required to hold the formatted number string, including a terminating
		/// null character.
		/// </para>
		/// <para>
		/// The function returns 0 if it does not succeed. To get extended error information, the application can call <c>GetLastError</c>,
		/// which can return one of the following error codes:
		/// </para>
		/// </returns>
		// int GetNumberFormat( _In_ LCID Locale, _In_ DWORD dwFlags, _In_ LPCTSTR lpValue, _In_opt_ const NUMBERFMT *lpFormat, _Out_opt_
		// LPTSTR lpNumberStr, _In_ int cchNumber); https://msdn.microsoft.com/en-us/library/windows/desktop/dd318110(v=vs.85).aspx
		[DllImport(Lib.Kernel32, SetLastError = true, CharSet = CharSet.Auto)]
		[PInvokeData("Winnls.h", MSDNShortId = "dd318110")]
		public static extern int GetNumberFormat(LCID Locale, LOCALE_FORMAT_FLAG dwFlags, string lpValue, [Optional] IntPtr lpFormat, StringBuilder lpNumberStr, int cchNumber);

		/// <summary>Formats a number string as a number string customized for a locale specified by name.</summary>
		/// <param name="lpLocaleName">Pointer to a locale name, or one of the following predefined values.</param>
		/// <param name="dwFlags">
		/// Flags controlling the operation of the function. The application must set this parameter to 0 if lpFormat is not set to
		/// <c>NULL</c>. In this case, the function formats the string using user overrides to the default number format for the locale. If
		/// lpFormat is set to <c>NULL</c>, the application can specify LOCALE_NOUSEROVERRIDE to format the string using the system default
		/// number format for the specified locale.
		/// </param>
		/// <param name="lpValue">
		/// Pointer to a null-terminated string containing the number string to format. This string can only contain the following
		/// characters. All other characters are invalid. The function returns an error if the string indicated by lpValue deviates from
		/// these rules.
		/// </param>
		/// <param name="lpFormat">
		/// Pointer to a <c>NUMBERFMT</c> structure that contains number formatting information, with all members set to appropriate values.
		/// If the application does not set this parameter to <c>NULL</c>, the function uses the locale only for formatting information not
		/// specified in the structure, for example, the locale string value for the negative sign.
		/// </param>
		/// <param name="lpNumberStr">
		/// Pointer to a buffer in which this function retrieves the formatted number string. Alternatively, this parameter contains
		/// <c>NULL</c> if cchNumber is set to 0. In this case, the function returns the required size for the number string buffer.
		/// </param>
		/// <param name="cchNumber">
		/// Size, in characters, for the number string buffer indicated by lpNumberStr. Alternatively, the application can set this parameter
		/// to 0. In this case, the function returns the required size for the number string buffer and does not use the lpNumberStr parameter.
		/// </param>
		/// <returns>
		/// <para>
		/// Returns the number of characters retrieved in the buffer indicated by lpNumberStr if successful. If the cchNumber parameter is
		/// set to 0, the function returns the number of characters required to hold the formatted number string, including a terminating
		/// null character.
		/// </para>
		/// <para>
		/// The function returns 0 if it does not succeed. To get extended error information, the application can call <c>GetLastError</c>,
		/// which can return one of the following error codes:
		/// </para>
		/// </returns>
		// int GetNumberFormatEx( _In_opt_ LPCWSTR lpLocaleName, _In_ DWORD dwFlags, _In_ LPCWSTR lpValue, _In_opt_ const NUMBERFMT
		// *lpFormat, _Out_opt_ LPWSTR lpNumberStr, _In_ int cchNumber); https://msdn.microsoft.com/en-us/library/windows/desktop/dd318113(v=vs.85).aspx
		[DllImport(Lib.Kernel32, SetLastError = true, ExactSpelling = true, CharSet = CharSet.Unicode)]
		[PInvokeData("Winnls.h", MSDNShortId = "dd318113")]
		public static extern int GetNumberFormatEx(string lpLocaleName, LOCALE_FORMAT_FLAG dwFlags, string lpValue, in NUMBERFMT lpFormat, StringBuilder lpNumberStr, int cchNumber);

		/// <summary>Formats a number string as a number string customized for a locale specified by name.</summary>
		/// <param name="lpLocaleName">Pointer to a locale name, or one of the following predefined values.</param>
		/// <param name="dwFlags">
		/// Flags controlling the operation of the function. The application must set this parameter to 0 if lpFormat is not set to
		/// <c>NULL</c>. In this case, the function formats the string using user overrides to the default number format for the locale. If
		/// lpFormat is set to <c>NULL</c>, the application can specify LOCALE_NOUSEROVERRIDE to format the string using the system default
		/// number format for the specified locale.
		/// </param>
		/// <param name="lpValue">
		/// Pointer to a null-terminated string containing the number string to format. This string can only contain the following
		/// characters. All other characters are invalid. The function returns an error if the string indicated by lpValue deviates from
		/// these rules.
		/// </param>
		/// <param name="lpFormat">
		/// Pointer to a <c>NUMBERFMT</c> structure that contains number formatting information, with all members set to appropriate values.
		/// If the application does not set this parameter to <c>NULL</c>, the function uses the locale only for formatting information not
		/// specified in the structure, for example, the locale string value for the negative sign.
		/// </param>
		/// <param name="lpNumberStr">
		/// Pointer to a buffer in which this function retrieves the formatted number string. Alternatively, this parameter contains
		/// <c>NULL</c> if cchNumber is set to 0. In this case, the function returns the required size for the number string buffer.
		/// </param>
		/// <param name="cchNumber">
		/// Size, in characters, for the number string buffer indicated by lpNumberStr. Alternatively, the application can set this parameter
		/// to 0. In this case, the function returns the required size for the number string buffer and does not use the lpNumberStr parameter.
		/// </param>
		/// <returns>
		/// <para>
		/// Returns the number of characters retrieved in the buffer indicated by lpNumberStr if successful. If the cchNumber parameter is
		/// set to 0, the function returns the number of characters required to hold the formatted number string, including a terminating
		/// null character.
		/// </para>
		/// <para>
		/// The function returns 0 if it does not succeed. To get extended error information, the application can call <c>GetLastError</c>,
		/// which can return one of the following error codes:
		/// </para>
		/// </returns>
		// int GetNumberFormatEx( _In_opt_ LPCWSTR lpLocaleName, _In_ DWORD dwFlags, _In_ LPCWSTR lpValue, _In_opt_ const NUMBERFMT
		// *lpFormat, _Out_opt_ LPWSTR lpNumberStr, _In_ int cchNumber); https://msdn.microsoft.com/en-us/library/windows/desktop/dd318113(v=vs.85).aspx
		[DllImport(Lib.Kernel32, SetLastError = true, ExactSpelling = true, CharSet = CharSet.Unicode)]
		[PInvokeData("Winnls.h", MSDNShortId = "dd318113")]
		public static extern int GetNumberFormatEx(string lpLocaleName, LOCALE_FORMAT_FLAG dwFlags, string lpValue, [Optional] IntPtr lpFormat, StringBuilder lpNumberStr, int cchNumber);

		/// <summary>Returns the current original equipment manufacturer (OEM) code page identifier for the operating system.</summary>
		/// <returns>Returns the current OEM code page identifier for the operating system.</returns>
		// UINT GetOEMCP(void); https://msdn.microsoft.com/en-us/library/windows/desktop/dd318114(v=vs.85).aspx
		[DllImport(Lib.Kernel32, SetLastError = false, ExactSpelling = true)]
		[PInvokeData("Winnls.h", MSDNShortId = "dd318114")]
		public static extern uint GetOEMCP();

		/// <summary>Retrieves the process preferred UI languages. For more information, see User Interface Language Management.</summary>
		/// <param name="dwFlags">
		/// <para>
		/// Flags identifying the language format to use for the process preferred UI languages. The flags are mutually exclusive, and the
		/// default is MUI_LANGUAGE_NAME.
		/// </para>
		/// <para>
		/// <list type="table">
		/// <listheader>
		/// <term>Value</term>
		/// <term>Meaning</term>
		/// </listheader>
		/// <item>
		/// <term>MUI_LANGUAGE_ID</term>
		/// <term>Retrieve the language strings in language identifier format.</term>
		/// </item>
		/// <item>
		/// <term>MUI_LANGUAGE_NAME</term>
		/// <term>Retrieve the language strings in language name format.</term>
		/// </item>
		/// </list>
		/// </para>
		/// </param>
		/// <param name="pulNumLanguages">Pointer to the number of languages retrieved in pwszLanguagesBuffer.</param>
		/// <param name="pwszLanguagesBuffer">
		/// <para>
		/// Optional. Pointer to a double null-terminated multi-string buffer in which the function retrieves an ordered, null-delimited list
		/// in preference order, starting with the most preferable.
		/// </para>
		/// <para>
		/// Alternatively if this parameter is set to <c>NULL</c> and pcchLanguagesBuffer is set to 0, the function retrieves the required
		/// size of the language buffer in pcchLanguagesBuffer. The required size includes the two null characters.
		/// </para>
		/// </param>
		/// <param name="pcchLanguagesBuffer">
		/// <para>
		/// Pointer to the size, in characters, for the language buffer indicated by pwszLanguagesBuffer. On successful return from the
		/// function, the parameter contains the size of the retrieved language buffer.
		/// </para>
		/// <para>
		/// Alternatively if this parameter is set to 0 and pwszLanguagesBuffer is set to <c>NULL</c>, the function retrieves the required
		/// size of the language buffer in pcchLanguagesBuffer.
		/// </para>
		/// </param>
		/// <returns>
		/// <para>
		/// Returns <c>TRUE</c> if successful or <c>FALSE</c> otherwise. To get extended error information, the application can call
		/// <c>GetLastError</c>, which can return one of the following error codes:
		/// </para>
		/// <para>
		/// If the process preferred UI language list is empty or if the languages specified for the process are not valid, the function
		/// succeeds and returns an empty multistring in pwszLanguagesBuffer and 2 in the pcchLanguagesBuffer parameter.
		/// </para>
		/// </returns>
		// BOOL GetProcessPreferredUILanguages( _In_ DWORD dwFlags, _Out_ PULONG pulNumLanguages, _Out_opt_ PZZWSTR pwszLanguagesBuffer,
		// _Inout_ PULONG pcchLanguagesBuffer); https://msdn.microsoft.com/en-us/library/windows/desktop/dd318115(v=vs.85).aspx
		[DllImport(Lib.Kernel32, SetLastError = true, ExactSpelling = true, CharSet = CharSet.Unicode)]
		[PInvokeData("Winnls.h", MSDNShortId = "dd318115")]
		[return: MarshalAs(UnmanagedType.Bool)]
		public static extern bool GetProcessPreferredUILanguages(MUI_LANGUAGE_ENUM dwFlags, out uint pulNumLanguages, IntPtr pwszLanguagesBuffer, ref uint pcchLanguagesBuffer);

		/// <summary>Retrieves the process preferred UI languages. For more information, see User Interface Language Management.</summary>
		/// <param name="dwFlags">
		/// <para>
		/// Flags identifying the language format to use for the process preferred UI languages. The flags are mutually exclusive, and the
		/// default is MUI_LANGUAGE_NAME.
		/// </para>
		/// <para>
		/// <list type="table">
		/// <listheader>
		/// <term>Value</term>
		/// <term>Meaning</term>
		/// </listheader>
		/// <item>
		/// <term>MUI_LANGUAGE_ID</term>
		/// <term>Retrieve the language strings in language identifier format.</term>
		/// </item>
		/// <item>
		/// <term>MUI_LANGUAGE_NAME</term>
		/// <term>Retrieve the language strings in language name format.</term>
		/// </item>
		/// </list>
		/// </para>
		/// </param>
		/// <returns>An ordered, null-delimited list in preference order, starting with the most preferable.</returns>
		[PInvokeData("Winnls.h", MSDNShortId = "dd318115")]
		public static IEnumerable<string> GetProcessPreferredUILanguages(MUI_LANGUAGE_ENUM dwFlags) => GetLanguages(dwFlags, GetProcessPreferredUILanguages);

		/// <summary>Provides a list of scripts used in the specified Unicode string.</summary>
		/// <param name="dwFlags">
		/// <para>Flags specifying options for script retrieval.</para>
		/// <para>
		/// <list type="table">
		/// <listheader>
		/// <term>Value</term>
		/// <term>Meaning</term>
		/// </listheader>
		/// <item>
		/// <term>GSS_ALLOW_INHERITED_COMMON</term>
		/// <term>
		/// Retrieve "Qaii" (INHERITED) and "Zyyy" (COMMON) script information. This flag does not affect the processing of unassigned
		/// characters. These characters in the input string always cause a "Zzzz" (UNASSIGNED script) to appear in the script string.
		/// </term>
		/// </item>
		/// </list>
		/// <note type="note">By default, GetStringScripts ignores any inherited or common characters in the input string indicated by
		/// lpString. If GSS_ALLOW_INHERITED_COMMON is not set, neither "Qaii" nor "Zyyy" appears in the script string, even if the input
		/// string contains such characters. If GSS_ALLOW_INHERITED_COMMON is set, and if the input string contains inherited and/or common
		/// characters, "Qaii" and/or "Zyyy", respectively, appear in the script string. See the Remarks section.</note>
		/// </para>
		/// </param>
		/// <param name="lpString">Pointer to the Unicode string to analyze.</param>
		/// <param name="cchString">
		/// Size, in characters, of the Unicode string indicated by lpString. The application sets this parameter to -1 if the Unicode string
		/// is null-terminated. If the application sets this parameter to 0, the function retrieves a null Unicode string (L"\0") in
		/// lpScripts and returns 1.
		/// </param>
		/// <param name="lpScripts">
		/// <para>
		/// Pointer to a buffer in which this function retrieves a null-terminated string representing a list of scripts, using the
		/// 4-character notation used in ISO 15924. Each script name consists of four Latin characters, and the names are retrieved in
		/// alphabetical order. Each name, including the last, is followed by a semicolon.
		/// </para>
		/// <para>
		/// Alternatively, this parameter contains <c>NULL</c> if cchScripts is set to 0. In this case, the function returns the required
		/// size for the script buffer.
		/// </para>
		/// </param>
		/// <param name="cchScripts">
		/// <para>Size, in characters, of the script buffer indicated by lpScripts.</para>
		/// <para>
		/// Alternatively, the application can set this parameter to 0. In this case, the function retrieves <c>NULL</c> in lpScripts and
		/// returns the required size for the script buffer.
		/// </para>
		/// </param>
		/// <returns>
		/// <para>
		/// Returns the number of characters retrieved in the output buffer, including a terminating null character, if successful and
		/// cchScripts is set to a nonzero value. The function returns 1 to indicate that no script has been found, for example, when the
		/// input string only contains COMMON or INHERITED characters and GSS_ALLOW_INHERITED_COMMON is not set. Given that each found script
		/// adds five characters (four characters + delimiter), a simple mathematical operation provides the script count as (return_code -
		/// 1) / 5.
		/// </para>
		/// <para>
		/// If the function succeeds and the value of cchScripts is 0, the function returns the required size, in characters including a
		/// terminating null character, for the script buffer. The script count is as described above.
		/// </para>
		/// <para>
		/// This function returns 0 if it does not succeed. To get extended error information, the application can call <c>GetLastError</c>,
		/// which can return one of the following error codes:
		/// </para>
		/// </returns>
		// int GetStringScripts( _In_ DWORD dwFlags, _In_ LPCWSTR lpString, _In_ int cchString, _Out_opt_ LPWSTR lpScripts, _In_ int
		// cchScripts); https://msdn.microsoft.com/en-us/library/windows/desktop/dd318116(v=vs.85).aspx
		[DllImport(Lib.Kernel32, SetLastError = true, ExactSpelling = true, CharSet = CharSet.Unicode)]
		[PInvokeData("Winnls.h", MSDNShortId = "dd318116")]
		public static extern int GetStringScripts(GetStringScriptsFlag dwFlags, string lpString, int cchString, StringBuilder lpScripts, int cchScripts);

		/// <summary>Returns the language identifier for the system locale.</summary>
		/// <returns>
		/// <para>
		/// Returns the language identifier for the system locale. This is the language used when displaying text in programs that do not
		/// support Unicode. It is set by the Administrator under <c>Control Panel</c> &gt; <c>Clock, Language, and Region</c> &gt; <c>Change
		/// date, time, or number formats</c> &gt; <c>Administrative</c> tab.
		/// </para>
		/// <para>For more information on language identifiers, see Language Identifier Constants and Strings.</para>
		/// </returns>
		// LANGID GetSystemDefaultLangID(void); https://msdn.microsoft.com/en-us/library/windows/desktop/dd318120(v=vs.85).aspx
		[DllImport(Lib.Kernel32, SetLastError = false, ExactSpelling = true)]
		[PInvokeData("Winnls.h", MSDNShortId = "dd318120")]
		public static extern ushort GetSystemDefaultLangID();

		/// <summary>Returns the locale identifier for the system locale.</summary>
		/// <returns>Returns the locale identifier for the system default locale, identified by LOCALE_SYSTEM_DEFAULT.</returns>
		// LCID GetSystemDefaultLCID(void); https://msdn.microsoft.com/en-us/library/windows/desktop/dd318121(v=vs.85).aspx
		[DllImport(Lib.Kernel32, SetLastError = false, ExactSpelling = true)]
		[PInvokeData("Winnls.h", MSDNShortId = "dd318121")]
		public static extern LCID GetSystemDefaultLCID();

		/// <summary>Retrieves the system default locale name.</summary>
		/// <param name="lpLocaleName">Pointer to a buffer in which this function retrieves the locale name.</param>
		/// <param name="cchLocaleName">
		/// Size, in characters, of the output buffer indicated by lpLocaleName. The maximum possible character length of a locale name
		/// (including a terminating null character) is the value of LOCALE_NAME_MAX_LENGTH. This is the recommended size.
		/// </param>
		/// <returns>
		/// <para>
		/// Returns a value greater than 0 that indicates the length of the locale name, including the terminating null character, if successful.
		/// </para>
		/// <para>
		/// This function returns 0 if it does not succeed. To get extended error information, the application can call <c>GetLastError</c>,
		/// which can return one of the following error codes:
		/// </para>
		/// </returns>
		// int GetSystemDefaultLocaleName( _Out_ LPWSTR lpLocaleName, _In_ int cchLocaleName); https://msdn.microsoft.com/en-us/library/windows/desktop/dd318122(v=vs.85).aspx
		[DllImport(Lib.Kernel32, SetLastError = true, ExactSpelling = true, CharSet = CharSet.Unicode)]
		[PInvokeData("Winnls.h", MSDNShortId = "dd318122")]
		public static extern int GetSystemDefaultLocaleName(StringBuilder lpLocaleName, int cchLocaleName);

		/// <summary>
		/// Retrieves the language identifier for the system default UI language of the operating system, also known as the "install
		/// language" on Windows Vista and later. For more information, see User Interface Language Management.
		/// </summary>
		/// <returns>
		/// Returns the language identifier for the system default UI language of the operating system. For more information, see the Remarks section.
		/// </returns>
		// LANGID GetSystemDefaultUILanguage(void); https://msdn.microsoft.com/en-us/library/windows/desktop/dd318123(v=vs.85).aspx
		[DllImport(Lib.Kernel32, SetLastError = false, ExactSpelling = true)]
		[PInvokeData("Winnls.h", MSDNShortId = "dd318123")]
		public static extern ushort GetSystemDefaultUILanguage();

		/// <summary>Retrieves the system preferred UI languages. For more information, see User Interface Language Management.</summary>
		/// <param name="dwFlags">
		/// <para>
		/// Flags identifying language format and filtering. The following flags specify the format to use for the system preferred UI
		/// languages. The flags are mutually exclusive, and the default is MUI_LANGUAGE_NAME.
		/// </para>
		/// <para>
		/// <list type="table">
		/// <listheader>
		/// <term>Value</term>
		/// <term>Meaning</term>
		/// </listheader>
		/// <item>
		/// <term>MUI_LANGUAGE_ID</term>
		/// <term>Retrieve the language strings in language identifier format.</term>
		/// </item>
		/// <item>
		/// <term>MUI_LANGUAGE_NAME</term>
		/// <term>Retrieve the language strings in language name format.</term>
		/// </item>
		/// </list>
		/// </para>
		/// <para>
		/// The following flag specifies whether the function is to validate the list of languages (default) or retrieve the system preferred
		/// UI languages list exactly as it is stored in the registry.
		/// </para>
		/// <para>
		/// <list type="table">
		/// <listheader>
		/// <term>Value</term>
		/// <term>Meaning</term>
		/// </listheader>
		/// <item>
		/// <term>MUI_MACHINE_LANGUAGE_SETTINGS</term>
		/// <term>
		/// Retrieve the stored system preferred UI languages list, checking only to ensure that each language name corresponds to a valid
		/// NLS locale. If this flag is not set, the function retrieves the system preferred UI languages in pwszLanguagesBuffer, as long as
		/// the list is non-empty and meets the validation criteria. Otherwise, the function retrieves the system default user interface
		/// language in the language buffer.
		/// </term>
		/// </item>
		/// </list>
		/// </para>
		/// </param>
		/// <param name="pulNumLanguages">Pointer to the number of languages retrieved in pwszLanguagesBuffer.</param>
		/// <param name="pwszLanguagesBuffer">
		/// <para>
		/// Optional. Pointer to a buffer in which this function retrieves an ordered, null-delimited system preferred UI languages list, in
		/// the format specified by dwFlags. This list ends with two null characters.
		/// </para>
		/// <para>
		/// Alternatively if this parameter is set to <c>NULL</c> and pcchLanguagesBuffer is set to 0, the function retrieves the required
		/// size of the language buffer in pcchLanguagesBuffer. The required size includes the two null characters
		/// </para>
		/// </param>
		/// <param name="pcchLanguagesBuffer">
		/// <para>
		/// Pointer to the size, in characters, for the language buffer indicated by pwszLanguagesBuffer. On successful return from the
		/// function, the parameter contains the size of the retrieved language buffer.
		/// </para>
		/// <para>
		/// Alternatively if this parameter is set to 0 and pwszLanguagesBuffer is set to <c>NULL</c>, the function retrieves the required
		/// size of the language buffer in pcchLanguagesBuffer.
		/// </para>
		/// </param>
		/// <returns>
		/// <para>
		/// Returns <c>TRUE</c> if successful or <c>FALSE</c> otherwise. To get extended error information, the application can call
		/// <c>GetLastError</c>, which can return one of the following error codes:
		/// </para>
		/// <para>If the function fails for any other reason, the parameters pulNumLanguages and pcchLanguagesBuffer are undefined.</para>
		/// </returns>
		// BOOL GetSystemPreferredUILanguages( _In_ DWORD dwFlags, _Out_ PULONG pulNumLanguages, _Out_opt_ PZZWSTR pwszLanguagesBuffer,
		// _Inout_ PULONG pcchLanguagesBuffer); https://msdn.microsoft.com/en-us/library/windows/desktop/dd318124(v=vs.85).aspx
		[DllImport(Lib.Kernel32, SetLastError = true, ExactSpelling = true, CharSet = CharSet.Unicode)]
		[PInvokeData("Winnls.h", MSDNShortId = "dd318124")]
		[return: MarshalAs(UnmanagedType.Bool)]
		public static extern bool GetSystemPreferredUILanguages(MUI_LANGUAGE_ENUM dwFlags, out uint pulNumLanguages, IntPtr pwszLanguagesBuffer, ref uint pcchLanguagesBuffer);

		/// <summary>Retrieves the system preferred UI languages. For more information, see User Interface Language Management.</summary>
		/// <param name="dwFlags">
		/// <para>
		/// Flags identifying language format and filtering. The following flags specify the format to use for the system preferred UI
		/// languages. The flags are mutually exclusive, and the default is MUI_LANGUAGE_NAME.
		/// </para>
		/// <para>
		/// <list type="table">
		/// <listheader>
		/// <term>Value</term>
		/// <term>Meaning</term>
		/// </listheader>
		/// <item>
		/// <term>MUI_LANGUAGE_ID</term>
		/// <term>Retrieve the language strings in language identifier format.</term>
		/// </item>
		/// <item>
		/// <term>MUI_LANGUAGE_NAME</term>
		/// <term>Retrieve the language strings in language name format.</term>
		/// </item>
		/// </list>
		/// </para>
		/// <para>
		/// The following flag specifies whether the function is to validate the list of languages (default) or retrieve the system preferred
		/// UI languages list exactly as it is stored in the registry.
		/// </para>
		/// <para>
		/// <list type="table">
		/// <listheader>
		/// <term>Value</term>
		/// <term>Meaning</term>
		/// </listheader>
		/// <item>
		/// <term>MUI_MACHINE_LANGUAGE_SETTINGS</term>
		/// <term>
		/// Retrieve the stored system preferred UI languages list, checking only to ensure that each language name corresponds to a valid
		/// NLS locale. If this flag is not set, the function retrieves the system preferred UI languages in pwszLanguagesBuffer, as long as
		/// the list is non-empty and meets the validation criteria. Otherwise, the function retrieves the system default user interface
		/// language in the language buffer.
		/// </term>
		/// </item>
		/// </list>
		/// </para>
		/// </param>
		/// <returns>An ordered, null-delimited system preferred UI languages list, in the format specified by dwFlags.</returns>
		[PInvokeData("Winnls.h", MSDNShortId = "dd318124")]
		public static IEnumerable<string> GetSystemPreferredUILanguages(MUI_LANGUAGE_ENUM dwFlags) => GetLanguages(dwFlags, GetSystemPreferredUILanguages);

		/// <summary>Returns the locale identifier of the current locale for the calling thread.</summary>
		/// <returns>
		/// <para>Returns the locale identifier of the locale associated with the current thread.</para>
		/// <para>
		/// <c>Windows Vista</c>: This function can return the identifier of a custom locale. If the current thread locale is a custom
		/// locale, the function returns LOCALE_CUSTOM_DEFAULT. If the current thread locale is a supplemental custom locale, the function
		/// can return LOCALE_CUSTOM_UNSPECIFIED. All supplemental locales share this locale identifier.
		/// </para>
		/// </returns>
		// LCID GetThreadLocale(void); https://msdn.microsoft.com/en-us/library/windows/desktop/dd318127(v=vs.85).aspx
		[DllImport(Lib.Kernel32, SetLastError = false, ExactSpelling = true)]
		[PInvokeData("Winnls.h", MSDNShortId = "dd318127")]
		public static extern LCID GetThreadLocale();

		/// <summary>
		/// Retrieves the thread preferred UI languages for the current thread. For more information, see User Interface Language Management.
		/// </summary>
		/// <param name="dwFlags">
		/// <para>
		/// Flags identifying language format and filtering. The following flags specify the language format to use for the thread preferred
		/// UI languages. The flags are mutually exclusive, and the default is MUI_LANGUAGE_NAME.
		/// </para>
		/// <para>
		/// <list type="table">
		/// <listheader>
		/// <term>Value</term>
		/// <term>Meaning</term>
		/// </listheader>
		/// <item>
		/// <term>MUI_LANGUAGE_ID</term>
		/// <term>Retrieve the language strings in language identifier format.</term>
		/// </item>
		/// <item>
		/// <term>MUI_LANGUAGE_NAME</term>
		/// <term>Retrieve the language strings in language name format.</term>
		/// </item>
		/// </list>
		/// </para>
		/// <para>
		/// The following flags specify filtering for the function to use in retrieving the thread preferred UI languages. The default flag
		/// is MUI_MERGE_USER_FALLBACK.
		/// </para>
		/// <para>
		/// <list type="table">
		/// <listheader>
		/// <term>Value</term>
		/// <term>Meaning</term>
		/// </listheader>
		/// <item>
		/// <term>MUI_MERGE_SYSTEM_FALLBACK</term>
		/// <term>
		/// Use the system fallback to retrieve a list that corresponds exactly to the language list used by the resource loader. This flag
		/// can be used only in combination with MUI_MERGE_USER_FALLBACK. Using the flags in combination alters the usual effect of
		/// MUI_MERGE_USER_FALLBACK by including fallback and neutral languages in the list.
		/// </term>
		/// </item>
		/// <item>
		/// <term>MUI_MERGE_USER_FALLBACK</term>
		/// <term>
		/// Retrieve a composite list consisting of the thread preferred UI languages, followed by process preferred UI languages, followed
		/// by any user preferred UI languages that are distinct from these, followed by the system default UI language, if it is not already
		/// in the list. If the user preferred UI languages list is empty, the function retrieves the system preferred UI languages. This
		/// flag cannot be combined with MUI_THREAD_LANGUAGES.
		/// </term>
		/// </item>
		/// <item>
		/// <term>MUI_THREAD_LANGUAGES</term>
		/// <term>
		/// Retrieve only the thread preferred UI languages for the current thread, or an empty list if no preferred languages are set for
		/// the current thread. This flag cannot be combined with MUI_MERGE_USER_FALLBACK or MUI_MERGE_SYSTEM_FALLBACK.
		/// </term>
		/// </item>
		/// <item>
		/// <term>MUI_UI_FALLBACK</term>
		/// <term>
		/// Retrieve a complete thread preferred UI languages list along with associated fallback and neutral languages. Use of this flag is
		/// equivalent to combining MUI_MERGE_SYSTEM_FALLBACK and MUI_MERGE_USER_FALLBACK. (Applicable only for Windows 7 and later).
		/// </term>
		/// </item>
		/// </list>
		/// </para>
		/// </param>
		/// <param name="pulNumLanguages">Pointer to the number of languages retrieved in pwszLanguagesBuffer.</param>
		/// <param name="pwszLanguagesBuffer">
		/// <para>
		/// Optional. Pointer to a buffer in which this function retrieves an ordered, null-delimited thread preferred UI languages list, in
		/// the format specified by dwFlags. This list ends with two null characters.
		/// </para>
		/// <para>
		/// Alternatively if this parameter is set to <c>NULL</c> and pcchLanguagesBuffer is set to 0, the function retrieves the required
		/// size of the language buffer in pcchLanguagesBuffer. The required size includes the two null characters.
		/// </para>
		/// </param>
		/// <param name="pcchLanguagesBuffer">
		/// <para>
		/// Pointer to the size, in characters, for the language buffer indicated by pwszLanguagesBuffer. On successful return from the
		/// function, the parameter contains the size of the retrieved language buffer.
		/// </para>
		/// <para>
		/// Alternatively if this parameter is set to 0 and pwszLanguagesBuffer is set to <c>NULL</c>, the function retrieves the required
		/// size of the language buffer in pcchLanguagesBuffer.
		/// </para>
		/// </param>
		/// <returns>
		/// <para>
		/// Returns <c>TRUE</c> if successful or <c>FALSE</c> otherwise. To get extended error information, the application can call
		/// <c>GetLastError</c>, which returns one of the following error codes:
		/// </para>
		/// <para>If the function fails for any other reason, the parameters pulNumLanguages and pcchLanguagesBuffer are undefined.</para>
		/// </returns>
		// BOOL GetThreadPreferredUILanguages( _In_ DWORD dwFlags, _Out_ PULONG pulNumLanguages, _Out_opt_ PZZWSTR pwszLanguagesBuffer,
		// _Inout_ PULONG pcchLanguagesBuffer); https://msdn.microsoft.com/en-us/library/windows/desktop/dd318128(v=vs.85).aspx
		[DllImport(Lib.Kernel32, SetLastError = true, ExactSpelling = true, CharSet = CharSet.Unicode)]
		[PInvokeData("Winnls.h", MSDNShortId = "dd318128")]
		[return: MarshalAs(UnmanagedType.Bool)]
		public static extern bool GetThreadPreferredUILanguages(MUI_LANGUAGE_FILTER dwFlags, out uint pulNumLanguages, IntPtr pwszLanguagesBuffer, ref uint pcchLanguagesBuffer);

		/// <summary>
		/// Retrieves the thread preferred UI languages for the current thread. For more information, see User Interface Language Management.
		/// </summary>
		/// <param name="dwFlags">
		/// <para>
		/// Flags identifying language format and filtering. The following flags specify the language format to use for the thread preferred
		/// UI languages. The flags are mutually exclusive, and the default is MUI_LANGUAGE_NAME.
		/// </para>
		/// <para>
		/// <list type="table">
		/// <listheader>
		/// <term>Value</term>
		/// <term>Meaning</term>
		/// </listheader>
		/// <item>
		/// <term>MUI_LANGUAGE_ID</term>
		/// <term>Retrieve the language strings in language identifier format.</term>
		/// </item>
		/// <item>
		/// <term>MUI_LANGUAGE_NAME</term>
		/// <term>Retrieve the language strings in language name format.</term>
		/// </item>
		/// </list>
		/// </para>
		/// <para>
		/// The following flags specify filtering for the function to use in retrieving the thread preferred UI languages. The default flag
		/// is MUI_MERGE_USER_FALLBACK.
		/// </para>
		/// <para>
		/// <list type="table">
		/// <listheader>
		/// <term>Value</term>
		/// <term>Meaning</term>
		/// </listheader>
		/// <item>
		/// <term>MUI_MERGE_SYSTEM_FALLBACK</term>
		/// <term>
		/// Use the system fallback to retrieve a list that corresponds exactly to the language list used by the resource loader. This flag
		/// can be used only in combination with MUI_MERGE_USER_FALLBACK. Using the flags in combination alters the usual effect of
		/// MUI_MERGE_USER_FALLBACK by including fallback and neutral languages in the list.
		/// </term>
		/// </item>
		/// <item>
		/// <term>MUI_MERGE_USER_FALLBACK</term>
		/// <term>
		/// Retrieve a composite list consisting of the thread preferred UI languages, followed by process preferred UI languages, followed
		/// by any user preferred UI languages that are distinct from these, followed by the system default UI language, if it is not already
		/// in the list. If the user preferred UI languages list is empty, the function retrieves the system preferred UI languages. This
		/// flag cannot be combined with MUI_THREAD_LANGUAGES.
		/// </term>
		/// </item>
		/// <item>
		/// <term>MUI_THREAD_LANGUAGES</term>
		/// <term>
		/// Retrieve only the thread preferred UI languages for the current thread, or an empty list if no preferred languages are set for
		/// the current thread. This flag cannot be combined with MUI_MERGE_USER_FALLBACK or MUI_MERGE_SYSTEM_FALLBACK.
		/// </term>
		/// </item>
		/// <item>
		/// <term>MUI_UI_FALLBACK</term>
		/// <term>
		/// Retrieve a complete thread preferred UI languages list along with associated fallback and neutral languages. Use of this flag is
		/// equivalent to combining MUI_MERGE_SYSTEM_FALLBACK and MUI_MERGE_USER_FALLBACK. (Applicable only for Windows 7 and later).
		/// </term>
		/// </item>
		/// </list>
		/// </para>
		/// </param>
		/// <returns>An ordered, null-delimited thread preferred UI languages list, in the format specified by dwFlags.</returns>
		[PInvokeData("Winnls.h", MSDNShortId = "dd318128")]
		public static IEnumerable<string> GetThreadPreferredUILanguages(MUI_LANGUAGE_FILTER dwFlags) => GetLanguages(dwFlags, GetThreadPreferredUILanguages);

		/// <summary>Returns the language identifier of the first user interface language for the current thread.</summary>
		/// <returns>
		/// Returns the identifier for a language explicitly associated with the thread by <c>SetThreadUILanguage</c> or
		/// <c>SetThreadPreferredUILanguages</c>. Alternatively, if no language has been explicitly associated with the current thread, the
		/// identifier can indicate a user or system user interface language.
		/// </returns>
		// LANGID GetThreadUILanguage(void); https://msdn.microsoft.com/en-us/library/windows/desktop/dd318129(v=vs.85).aspx
		[DllImport(Lib.Kernel32, SetLastError = false, ExactSpelling = true)]
		[PInvokeData("Winnls.h", MSDNShortId = "dd318129")]
		public static extern ushort GetThreadUILanguage();

		/// <summary>Retrieves a variety of information about an installed UI language:</summary>
		/// <param name="dwFlags">
		/// <para>Flags defining the format of the specified language. The flags are mutually exclusive, and the default is MUI_LANGUAGE_NAME.</para>
		/// <para>
		/// <list type="table">
		/// <listheader>
		/// <term>Value</term>
		/// <term>Meaning</term>
		/// </listheader>
		/// <item>
		/// <term>MUI_LANGUAGE_ID</term>
		/// <term>Retrieve the language strings in language identifier format.</term>
		/// </item>
		/// <item>
		/// <term>MUI_LANGUAGE_NAME</term>
		/// <term>Retrieve the language strings in language name format.</term>
		/// </item>
		/// </list>
		/// </para>
		/// </param>
		/// <param name="pwmszLanguage">
		/// Pointer to languages for which the function is to retrieve information. This parameter indicates an ordered, null-delimited list
		/// of language identifiers or language names, depending on the flag setting. For information on the use of this parameter, see the
		/// Remarks section.
		/// </param>
		/// <param name="pwszFallbackLanguages">
		/// <para>
		/// Pointer to a buffer in which this function retrieves an ordered, null-delimited list of fallback languages, formatted as defined
		/// by the setting for dwFlags. This list ends with two null characters.
		/// </para>
		/// <para>
		/// Alternatively if this parameter is set to <c>NULL</c> and pcchLanguagesBuffer is set to 0, the function retrieves the required
		/// size of the language buffer in pcchLanguagesBuffer. The required size includes the two null characters.
		/// </para>
		/// </param>
		/// <param name="pcchFallbackLanguages">
		/// <para>
		/// Pointer to the size, in characters, for the language buffer indicated by pwszFallbackLanguages. On successful return from the
		/// function, the parameter contains the size of the retrieved language buffer.
		/// </para>
		/// <para>
		/// Alternatively if this parameter is set to 0 and pwszLanguagesBuffer is set to <c>NULL</c>, the function retrieves the required
		/// size of the language buffer in pcchLanguagesBuffer.
		/// </para>
		/// </param>
		/// <param name="pdwAttributes">
		/// <para>
		/// Pointer to flags indicating attributes of the input language list. The function always retrieves the flag characterizing the last
		/// language listed.
		/// </para>
		/// <para>
		/// <list type="table">
		/// <listheader>
		/// <term>Value</term>
		/// <term>Meaning</term>
		/// </listheader>
		/// <item>
		/// <term>MUI_FULL_LANGUAGE</term>
		/// <term>The language is fully localized.</term>
		/// </item>
		/// <item>
		/// <term>MUI_PARTIAL_LANGUAGE</term>
		/// <term>The language is partially localized.</term>
		/// </item>
		/// <item>
		/// <term>MUI_LIP_LANGUAGE</term>
		/// <term>The language is an LIP language.</term>
		/// </item>
		/// </list>
		/// </para>
		/// <para>In addition, pdwAttributes includes one or both of the following flags, as appropriate.</para>
		/// <para>
		/// <list type="table">
		/// <listheader>
		/// <term>Value</term>
		/// <term>Meaning</term>
		/// </listheader>
		/// <item>
		/// <term>MUI_LANGUAGE_INSTALLED</term>
		/// <term>The language is installed on this computer.</term>
		/// </item>
		/// <item>
		/// <term>MUI_LANGUAGE_LICENSED</term>
		/// <term>The language is appropriately licensed for the current user.</term>
		/// </item>
		/// </list>
		/// </para>
		/// </param>
		/// <returns>
		/// <para>
		/// Returns <c>TRUE</c> if successful or <c>FALSE</c> otherwise. To get extended error information, the application can call
		/// <c>GetLastError</c>, which can return the following error codes:
		/// </para>
		/// <para>If <c>GetLastError</c> returns any other error code, the parameters pcchFallbackLanguages and pdwAttributes are undefined.</para>
		/// </returns>
		// BOOL GetUILanguageInfo( _In_ DWORD dwFlags, _In_ PCZZWSTR pwmszLanguage, _Out_opt_ PZZWSTR pwszFallbackLanguages, _Inout_opt_
		// PDWORD pcchFallbackLanguages, _Out_ PDWORD pdwAttributes); https://msdn.microsoft.com/en-us/library/windows/desktop/dd318133(v=vs.85).aspx
		[DllImport(Lib.Kernel32, SetLastError = true, ExactSpelling = true, CharSet = CharSet.Unicode)]
		[PInvokeData("Winnls.h", MSDNShortId = "dd318133")]
		[return: MarshalAs(UnmanagedType.Bool)]
		public static extern bool GetUILanguageInfo(MUI_LANGUAGE_ENUM dwFlags, [In, MarshalAs(UnmanagedType.CustomMarshaler, MarshalTypeRef = typeof(NullTermStringArrayMarshaler), MarshalCookie = "Unicode")] string[] pwmszLanguage,
			IntPtr pwszFallbackLanguages, ref uint pcchFallbackLanguages, out MUI_LANGUAGE pdwAttributes);

		/// <summary>
		/// Retrieves the two-letter International Organization for Standardization (ISO) 3166-1 code or numeric United Nations (UN) Series
		/// M, Number 49 (M.49) code for the default geographical location of the user.
		/// </summary>
		/// <param name="geoName">
		/// Pointer to a buffer in which this function should write the null-terminated two-letter ISO 3166-1 or numeric UN M.49 code for the
		/// default geographic location of the user.
		/// </param>
		/// <param name="geoNameCount">
		/// The size of the buffer that the geoName parameter specifies. If this value is zero, the function only returns the number of
		/// characters that function would copy to the output buffer, but does not write the name of the default geographic location of the
		/// user to the buffer.
		/// </param>
		/// <returns>
		/// <para>
		/// The number of characters the function would copy to the output buffer, if the value of the geoNameCount parameter is zero.
		/// Otherwise, the number of characters that the function copied to the buffer that the geoName parameter specifies.
		/// </para>
		/// <para>
		/// Zero indicates that the function failed. To get extended error information, call <c>GetLastError</c>, which can return one of the
		/// following error codes:
		/// </para>
		/// <para>
		/// <list type="table">
		/// <listheader>
		/// <term>Return code</term>
		/// <term>Description</term>
		/// </listheader>
		/// <item>
		/// <term>ERROR_INVALID_PARAMETER</term>
		/// <term>A parameter value was not valid.</term>
		/// </item>
		/// <item>
		/// <term>ERROR_BADDB</term>
		/// <term>The function could not read information from the registry.</term>
		/// </item>
		/// <item>
		/// <term>ERROR_INSUFFICIENT_BUFFER</term>
		/// <term>The buffer that the geoName parameter specifies is too small for the string.</term>
		/// </item>
		/// </list>
		/// </para>
		/// </returns>
		// int WINAPI GetUserDefaultGeoName( _Out_ LPWSTR geoName, _In_ geoNameCount int); https://msdn.microsoft.com/en-us/library/windows/desktop/mt826490(v=vs.85).aspx
		[DllImport(Lib.Kernel32, SetLastError = true, ExactSpelling = true, CharSet = CharSet.Unicode)]
		[PInvokeData("Winnls.h", MSDNShortId = "mt826490")]
		public static extern int GetUserDefaultGeoName(StringBuilder geoName, int geoNameCount);

		/// <summary>Returns the language identifier of the Region Format setting for the current user.</summary>
		/// <returns>
		/// <para>
		/// Returns the language identifier for the current user as set under <c>Control Panel</c> &gt; <c>Clock, Language, and Region</c>
		/// &gt; <c>Change date, time, or number formats</c> &gt; <c>Formats</c> tab &gt; <c>Format</c> dropdown.
		/// </para>
		/// <para>For more information on language identifiers, see Language Identifier Constants and Strings.</para>
		/// </returns>
		// LANGID GetUserDefaultLangID(void); https://msdn.microsoft.com/en-us/library/windows/desktop/dd318134(v=vs.85).aspx
		[DllImport(Lib.Kernel32, SetLastError = false, ExactSpelling = true)]
		[PInvokeData("Winnls.h", MSDNShortId = "dd318134")]
		public static extern ushort GetUserDefaultLangID();

		/// <summary>Returns the locale identifier for the user default locale.</summary>
		/// <returns>
		/// Returns the locale identifier for the user default locale, represented as LOCALE_USER_DEFAULT. If the user default locale is a
		/// custom locale, this function always returns LOCALE_CUSTOM_DEFAULT, regardless of the custom locale that is selected. For example,
		/// whether the user locale is Hawaiian (US), haw-US, or Fijiian (Fiji), fj-FJ, the function returns the same value.
		/// </returns>
		// LCID GetUserDefaultLCID(void); https://msdn.microsoft.com/en-us/library/windows/desktop/dd318135(v=vs.85).aspx
		[DllImport(Lib.Kernel32, SetLastError = false, ExactSpelling = true)]
		[PInvokeData("Winnls.h", MSDNShortId = "dd318135")]
		public static extern LCID GetUserDefaultLCID();

		/// <summary>Retrieves the user default locale name.</summary>
		/// <param name="lpLocaleName">Pointer to a buffer in which this function retrieves the locale name.</param>
		/// <param name="cchLocaleName">
		/// Size, in characters, of the buffer indicated by lpLocaleName. The maximum possible length of a locale name, including a
		/// terminating null character, is LOCALE_NAME_MAX_LENGTH. This is the recommended size to supply in this parameter.
		/// </param>
		/// <returns>
		/// <para>Returns the size of the buffer containing the locale name, including the terminating null character, if successful.</para>
		/// <para>
		/// The function returns 0 if it does not succeed. To get extended error information, the application can call <c>GetLastError</c>,
		/// which can return one of the following error codes:
		/// </para>
		/// </returns>
		// int GetUserDefaultLocaleName( _Out_ LPWSTR lpLocaleName, _In_ int cchLocaleName); https://msdn.microsoft.com/en-us/library/windows/desktop/dd318136(v=vs.85).aspx
		[DllImport(Lib.Kernel32, SetLastError = true, ExactSpelling = true, CharSet = CharSet.Unicode)]
		[PInvokeData("Winnls.h", MSDNShortId = "dd318136")]
		public static extern int GetUserDefaultLocaleName(StringBuilder lpLocaleName, int cchLocaleName);

		/// <summary>
		/// Returns the language identifier for the user UI language for the current user. If the current user has not set a language,
		/// <c>GetUserDefaultUILanguage</c> returns the preferred language set for the system. If there is no preferred language set for the
		/// system, then the system default UI language (also known as "install language") is returned. For more information about the user
		/// UI language, see User Interface Language Management.
		/// </summary>
		/// <returns>Returns the language identifier for the user UI language for the current user.</returns>
		// LANGID GetUserDefaultUILanguage(void); https://msdn.microsoft.com/en-us/library/windows/desktop/dd318137(v=vs.85).aspx
		[DllImport(Lib.Kernel32, SetLastError = false, ExactSpelling = true)]
		[PInvokeData("Winnls.h", MSDNShortId = "dd318137")]
		public static extern ushort GetUserDefaultUILanguage();

		/// <summary>
		/// <para>
		/// [ <c>GetUserGeoID</c> is available for use in the operating systems specified in the Requirements section. It may be altered or
		/// unavailable in subsequent versions. Instead, use <c>GetUserDefaultGeoName</c>.]
		/// </para>
		/// <para>Retrieves information about the geographical location of the user. For more information, see Table of Geographical Locations.</para>
		/// </summary>
		/// <param name="GeoClass">Geographical location class to return. Possible values are defined by the <c>SYSGEOCLASS</c> enumeration.</param>
		/// <returns>
		/// <para>Returns the geographical location identifier of the user if <c>SetUserGeoID</c> has been called before to set the identifier.</para>
		/// <para>If no geographical location identifier has been set for the user, the function returns GEOID_NOT_AVAILABLE.</para>
		/// </returns>
		// GEOID GetUserGeoID( _In_ GEOCLASS GeoClass); https://msdn.microsoft.com/en-us/library/windows/desktop/dd318138(v=vs.85).aspx
		[DllImport(Lib.Kernel32, SetLastError = false, ExactSpelling = true)]
		[PInvokeData("Winnls.h", MSDNShortId = "dd318138")]
		public static extern int GetUserGeoID(SYSGEOCLASS GeoClass);

		/// <summary>Retrieves information about the user preferred UI languages. For more information, see User Interface Language Management.</summary>
		/// <param name="dwFlags">
		/// <para>
		/// Flags identifying language format and filtering. The following flags specify the language format to use for the user preferred UI
		/// languages list. The flags are mutually exclusive, and the default is MUI_LANGUAGE_NAME.
		/// </para>
		/// <para>
		/// <list type="table">
		/// <listheader>
		/// <term>Value</term>
		/// <term>Meaning</term>
		/// </listheader>
		/// <item>
		/// <term>MUI_LANGUAGE_ID</term>
		/// <term>Retrieve the language strings in language identifier format.</term>
		/// </item>
		/// <item>
		/// <term>MUI_LANGUAGE_NAME</term>
		/// <term>Retrieve the language strings in language name format.</term>
		/// </item>
		/// </list>
		/// </para>
		/// </param>
		/// <param name="pulNumLanguages">Pointer to the number of languages retrieved in pwszLanguagesBuffer.</param>
		/// <param name="pwszLanguagesBuffer">
		/// <para>
		/// Optional. Pointer to a buffer in which this function retrieves an ordered, null-delimited user preferred UI languages list, in
		/// the format specified by dwflags. This list ends with two null characters.
		/// </para>
		/// <para>
		/// Alternatively if this parameter is set to <c>NULL</c> and pcchLanguagesBuffer is set to 0, the function retrieves the required
		/// size of the language buffer in pcchLanguagesBuffer. The required size includes the two null characters.
		/// </para>
		/// </param>
		/// <param name="pcchLanguagesBuffer">
		/// <para>
		/// Pointer to the size, in characters, for the language buffer indicated by pwszLanguagesBuffer. On successful return from the
		/// function, the parameter contains the size of the retrieved language buffer.
		/// </para>
		/// <para>
		/// Alternatively if this parameter is set to 0 and pwszLanguagesBuffer is set to <c>NULL</c>, the function retrieves the required
		/// size of the language buffer in pcchLanguagesBuffer.
		/// </para>
		/// </param>
		/// <returns>
		/// <para>
		/// Returns <c>TRUE</c> if successful or <c>FALSE</c> otherwise. To get extended error information, the application can call
		/// <c>GetLastError</c>, which can return one of the following error codes:
		/// </para>
		/// <para>If the function fails for any other reason, the values of pulNumLanguages and pcchLanguagesBuffer are undefined.</para>
		/// </returns>
		// BOOL GetUserPreferredUILanguages( _In_ DWORD dwFlags, _Out_ PULONG pulNumLanguages, _Out_opt_ PZZWSTR pwszLanguagesBuffer, _Inout_
		// PULONG pcchLanguagesBuffer); https://msdn.microsoft.com/en-us/library/windows/desktop/dd318139(v=vs.85).aspx
		[DllImport(Lib.Kernel32, SetLastError = true, ExactSpelling = true, CharSet = CharSet.Unicode)]
		[PInvokeData("Winnls.h", MSDNShortId = "dd318139")]
		[return: MarshalAs(UnmanagedType.Bool)]
		public static extern bool GetUserPreferredUILanguages(MUI_LANGUAGE_ENUM dwFlags, out uint pulNumLanguages, IntPtr pwszLanguagesBuffer, ref uint pcchLanguagesBuffer);

		/// <summary>Retrieves information about the user preferred UI languages. For more information, see User Interface Language Management.</summary>
		/// <param name="dwFlags">
		/// <para>
		/// Flags identifying language format and filtering. The following flags specify the language format to use for the user preferred UI
		/// languages list. The flags are mutually exclusive, and the default is MUI_LANGUAGE_NAME.
		/// </para>
		/// <para>
		/// <list type="table">
		/// <listheader>
		/// <term>Value</term>
		/// <term>Meaning</term>
		/// </listheader>
		/// <item>
		/// <term>MUI_LANGUAGE_ID</term>
		/// <term>Retrieve the language strings in language identifier format.</term>
		/// </item>
		/// <item>
		/// <term>MUI_LANGUAGE_NAME</term>
		/// <term>Retrieve the language strings in language name format.</term>
		/// </item>
		/// </list>
		/// </para>
		/// </param>
		/// <returns>An ordered, null-delimited user preferred UI languages list, in the format specified by dwflags.</returns>
		[PInvokeData("Winnls.h", MSDNShortId = "dd318139")]
		public static IEnumerable<string> GetUserPreferredUILanguages(MUI_LANGUAGE_ENUM dwFlags) => GetLanguages(dwFlags, GetUserPreferredUILanguages);

		/// <summary>
		/// Converts an internationalized domain name (IDN) or another internationalized label to a Unicode (wide character) representation
		/// of the ASCII string that represents the name in the Punycode transfer encoding syntax.
		/// </summary>
		/// <param name="dwFlags">
		/// <para>Flags specifying conversion options. The following table lists the possible values.</para>
		/// <para>
		/// <list type="table">
		/// <listheader>
		/// <term>Value</term>
		/// <term>Meaning</term>
		/// </listheader>
		/// <item>
		/// <term>IDN_ALLOW_UNASSIGNED</term>
		/// <term>
		/// Allow unassigned code points to be included in the input string. The default is to not allow unassigned code points, and fail
		/// with an extended error code of ERROR_INVALID_NAME.This flag allows the function to process characters that are not currently
		/// legal in IDNs, but might be legal in later versions of the IDNA standard. If your application encodes unassigned code points as
		/// Punycode, the resulting domain names should be illegal. Security can be compromised if a later version of IDNA makes these names
		/// legal or if an application filters out the illegal characters to try to create a legal domain name. For more information, see
		/// Handling Internationalized Domain Names (IDNs).
		/// </term>
		/// </item>
		/// <item>
		/// <term>IDN_USE_STD3_ASCII_RULES</term>
		/// <term>
		/// Filter out ASCII characters that are not allowed in STD3 names. The only ASCII characters allowed in the input Unicode string are
		/// letters, digits, and the hyphen-minus. The string cannot begin or end with the hyphen-minus. The function fails if the input
		/// Unicode string contains ASCII characters, such as &amp;quot;[&amp;quot;, &amp;quot;]&amp;quot;, or &amp;quot;/&amp;quot;, that
		/// cannot occur in domain names.The function fails if the input Unicode string contains control characters (U+0001 through U+0020)
		/// or the &amp;quot;delete&amp;quot; character (U+007F). In either case, this flag has no effect on the non-ASCII characters that
		/// are allowed in the Unicode string.
		/// </term>
		/// </item>
		/// <item>
		/// <term>IDN_EMAIL_ADDRESS</term>
		/// <term>
		/// Starting with Windows 8: Enable EAI algorithmic fallback for the local parts of email addresses (such as
		/// &amp;lt;local&amp;gt;@microsoft.com). The default is for this function to fail when an email address has an invalid address or
		/// syntax.An application can set this flag to enable Email Address Internationalization (EAI) to return a discoverable fallback
		/// address, if possible. For more information, see the IETF Email Address Internationalization (eai) Charter.
		/// </term>
		/// </item>
		/// <item>
		/// <term>IDN_RAW_PUNYCODE</term>
		/// <term>Starting with Windows 8: Disable the validation and mapping of Punycode.</term>
		/// </item>
		/// </list>
		/// </para>
		/// </param>
		/// <param name="lpUnicodeCharStr">Pointer to a Unicode string representing an IDN or another internationalized label.</param>
		/// <param name="cchUnicodeChar">Count of characters in the input Unicode string indicated by lpUnicodeCharStr.</param>
		/// <param name="lpASCIICharStr">
		/// Pointer to a buffer that receives a Unicode string consisting only of characters in the ASCII character set. On return from this
		/// function, the buffer contains the ASCII string equivalent of the string provided in lpUnicodeCharStr under Punycode.
		/// Alternatively, the function can retrieve <c>NULL</c> for this parameter, if cchASCIIChar is set to 0. In this case, the function
		/// returns the size required for this buffer.
		/// </param>
		/// <param name="cchASCIIChar">
		/// Size of the buffer indicated by lpASCIICharStr. The application can set the parameter to 0 to retrieve <c>NULL</c> in lpASCIICharStr.
		/// </param>
		/// <returns>
		/// <para>
		/// Returns the number of characters retrieved in lpASCIICharStr if successful. The retrieved string is null-terminated only if the
		/// input Unicode string is null-terminated.
		/// </para>
		/// <para>
		/// If the function succeeds and the value of cchASCIIChar is 0, the function returns the required size, in characters including a
		/// terminating null character if it was part of the input buffer.
		/// </para>
		/// <para>
		/// The function returns 0 if it does not succeed. To get extended error information, the application can call <c>GetLastError</c>,
		/// which can return one of the following error codes:
		/// </para>
		/// </returns>
		// int IdnToAscii( _In_ DWORD dwFlags, _In_ LPCWSTR lpUnicodeCharStr, _In_ int cchUnicodeChar, _Out_opt_ LPWSTR lpASCIICharStr, _In_
		// int cchASCIIChar); https://msdn.microsoft.com/en-us/library/windows/desktop/dd318149(v=vs.85).aspx
		[DllImport(Lib.Normaliz, SetLastError = true, ExactSpelling = true, CharSet = CharSet.Unicode)]
		[PInvokeData("Winnls.h", MSDNShortId = "dd318149")]
		public static extern int IdnToAscii(IDN_FLAGS dwFlags, string lpUnicodeCharStr, int cchUnicodeChar, [Out] StringBuilder lpASCIICharStr, int cchASCIIChar);

		/// <summary>
		/// Converts an internationalized domain name (IDN) or another internationalized label to the NamePrep form specified by Network
		/// Working Group RFC 3491, but does not perform the additional conversion to Punycode. For more information and links to related
		/// draft standards, see Handling Internationalized Domain Names (IDNs).
		/// </summary>
		/// <param name="dwFlags">Flags specifying conversion options. For detailed definitions, see the dwFlags parameter of <c>IdnToAscii</c>.</param>
		/// <param name="lpUnicodeCharStr">Pointer to a Unicode string representing an IDN or another internationalized label.</param>
		/// <param name="cchUnicodeChar">Count of Unicode characters in the input Unicode string indicated by lpUnicodeCharStr.</param>
		/// <param name="lpNameprepCharStr">
		/// Pointer to a buffer that receives a version of the input Unicode string converted through NamePrep processing. Alternatively, the
		/// function can retrieve <c>NULL</c> for this parameter, if cchNameprepChar is set to 0. In this case, the function returns the size
		/// required for this buffer.
		/// </param>
		/// <param name="cchNameprepChar">
		/// Size, in characters, of the buffer indicated by lpNameprepCharStr. The application can set the size to 0 to retrieve <c>NULL</c>
		/// in lpNameprepCharStr and have the function return the required buffer size.
		/// </param>
		/// <returns>
		/// <para>
		/// Returns the number of characters retrieved in lpNameprepCharStr if successful. The retrieved string is null-terminated only if
		/// the input Unicode string is null-terminated.
		/// </para>
		/// <para>
		/// If the function succeeds and the value of cchNameprepChar is 0, the function returns the required size, in characters including a
		/// terminating null character if it was part of the input buffer.
		/// </para>
		/// <para>
		/// The function returns 0 if it does not succeed. To get extended error information, the application can call <c>GetLastError</c>,
		/// which can return one of the following error codes:
		/// </para>
		/// </returns>
		// int IdnToNameprepUnicode( _In_ DWORD dwFlags, _In_ LPCWSTR lpUnicodeCharStr, _In_ int cchUnicodeChar, _Out_opt_ LPWSTR
		// lpNameprepCharStr, _In_ int cchNameprepChar); https://msdn.microsoft.com/en-us/library/windows/desktop/dd318150(v=vs.85).aspx
		[DllImport(Lib.Normaliz, SetLastError = true, ExactSpelling = true, CharSet = CharSet.Unicode)]
		[PInvokeData("Winnls.h", MSDNShortId = "dd318150")]
		public static extern int IdnToNameprepUnicode(IDN_FLAGS dwFlags, string lpUnicodeCharStr, int cchUnicodeChar, [Out] StringBuilder lpNameprepCharStr, int cchNameprepChar);

		/// <summary>
		/// Converts the Punycode form of an internationalized domain name (IDN) or another internationalized label to the normal Unicode
		/// UTF-16 encoding syntax.
		/// </summary>
		/// <param name="dwFlags">Flags specifying conversion options. For detailed definitions, see the dwFlags parameter of <c>IdnToAscii</c>.</param>
		/// <param name="lpASCIICharStr">
		/// Pointer to a string representing the Punycode encoding of an IDN or another internationalized label. This string must consist
		/// only of ASCII characters, and can include Punycode-encoded Unicode. The function decodes Punycode values to their UTF-16 values.
		/// </param>
		/// <param name="cchASCIIChar">Count of characters in the input string indicated by lpASCIICharStr.</param>
		/// <param name="lpUnicodeCharStr">
		/// Pointer to a buffer that receives a normal Unicode UTF-16 encoding equivalent to the Punycode value of the input string.
		/// Alternatively, the function can retrieve <c>NULL</c> for this parameter, if cchUnicodeChar set to 0. In this case, the function
		/// returns the size required for this buffer.
		/// </param>
		/// <param name="cchUnicodeChar">
		/// Size, in characters, of the buffer indicated by lpUnicodeCharStr. The application can set the size to 0 to retrieve <c>NULL</c>
		/// in lpUnicodeCharStr and have the function return the required buffer size.
		/// </param>
		/// <returns>
		/// <para>
		/// Returns the number of characters retrieved in lpUnicodeCharStr if successful. The retrieved string is null-terminated only if the
		/// input string is null-terminated.
		/// </para>
		/// <para>
		/// If the function succeeds and the value of cchUnicodeChar is 0, the function returns the required size, in characters including a
		/// terminating null character if it was part of the input buffer.
		/// </para>
		/// <para>
		/// The function returns 0 if it does not succeed. To get extended error information, the application can call <c>GetLastError</c>,
		/// which can return one of the following error codes:
		/// </para>
		/// </returns>
		// int IdnToUnicode( _In_ DWORD dwFlags, _In_ LPCWSTR lpASCIICharStr, _In_ int cchASCIIChar, _Out_opt_ LPWSTR lpUnicodeCharStr, _In_
		// int cchUnicodeChar); https://msdn.microsoft.com/en-us/library/windows/desktop/dd318151(v=vs.85).aspx
		[DllImport(Lib.Normaliz, SetLastError = true, ExactSpelling = true, CharSet = CharSet.Unicode)]
		[PInvokeData("Winnls.h", MSDNShortId = "dd318151")]
		public static extern int IdnToUnicode(IDN_FLAGS dwFlags, string lpASCIICharStr, int cchASCIIChar, [Out] StringBuilder lpUnicodeCharStr, int cchUnicodeChar);

		/// <summary>
		/// Determines if a specified character is a lead byte for the system default Windows ANSI code page ( <c>CP_ACP</c>). A lead byte is
		/// the first byte of a two-byte character in a double-byte character set (DBCS) for the code page.
		/// </summary>
		/// <param name="TestChar">The character to test.</param>
		/// <returns>
		/// Returns a nonzero value if the test character is potentially a lead byte. The function returns 0 if the test character is not a
		/// lead byte or if it is a single-byte character. To get extended error information, the application can call <c>GetLastError</c>.
		/// </returns>
		// BOOL IsDBCSLeadByte( _In_ BYTE TestChar); https://msdn.microsoft.com/en-us/library/windows/desktop/dd318664(v=vs.85).aspx
		[DllImport(Lib.Kernel32, SetLastError = true, ExactSpelling = true)]
		[PInvokeData("Winnls.h", MSDNShortId = "dd318664")]
		[return: MarshalAs(UnmanagedType.Bool)]
		public static extern bool IsDBCSLeadByte(byte TestChar);

		/// <summary>
		/// Determines if a specified character is potentially a lead byte. A lead byte is the first byte of a two-byte character in a
		/// double-byte character set (DBCS) for the code page.
		/// </summary>
		/// <param name="CodePage">
		/// <para>
		/// Identifier of the code page used to check lead byte ranges. This parameter can be one of the code page identifiers defined in
		/// Unicode and Character Set Constants or one of the following predefined values. This function validates lead byte values only in
		/// code pages 932, 936, 949, 950, and 1361.
		/// </para>
		/// <para>
		/// <list type="table">
		/// <listheader>
		/// <term>Value</term>
		/// <term>Meaning</term>
		/// </listheader>
		/// <item>
		/// <term>CP_ACP</term>
		/// <term>Use system default Windows ANSI code page.</term>
		/// </item>
		/// <item>
		/// <term>CP_MACCP</term>
		/// <term>Use the system default Macintosh code page.</term>
		/// </item>
		/// <item>
		/// <term>CP_OEMCP</term>
		/// <term>Use system default OEM code page.</term>
		/// </item>
		/// <item>
		/// <term>CP_THREAD_ACP</term>
		/// <term>Use the Windows ANSI code page for the current thread.</term>
		/// </item>
		/// </list>
		/// </para>
		/// </param>
		/// <param name="TestChar">The character to test.</param>
		/// <returns>
		/// Returns a nonzero value if the byte is a lead byte. The function returns 0 if the byte is not a lead byte or if the character is
		/// a single-byte character. To get extended error information, the application can call <c>GetLastError</c>.
		/// </returns>
		// BOOL IsDBCSLeadByteEx( _In_ UINT CodePage, _In_ BYTE TestChar); https://msdn.microsoft.com/en-us/library/windows/desktop/dd318667(v=vs.85).aspx
		[DllImport(Lib.Kernel32, SetLastError = true, ExactSpelling = true)]
		[PInvokeData("Winnls.h", MSDNShortId = "dd318667")]
		[return: MarshalAs(UnmanagedType.Bool)]
		public static extern bool IsDBCSLeadByteEx(uint CodePage, byte TestChar);

		/// <summary>Determines if each character in a string has a defined result for a specified NLS capability.</summary>
		/// <param name="Function">NLS capability to query. This value must be COMPARE_STRING. See the <c>SYSNLS_FUNCTION</c> enumeration.</param>
		/// <param name="dwFlags">Flags defining the function. Must be 0.</param>
		/// <param name="lpVersionInformation">
		/// Pointer to an <c>NLSVERSIONINFO</c> structure containing version information. Typically, the information is obtained by calling
		/// <c>GetNLSVersion</c>. The application sets this parameter to <c>NULL</c> if the function is to use the current version.
		/// </param>
		/// <param name="lpString">Pointer to the UTF-16 string to examine.</param>
		/// <param name="cchStr">
		/// <para>
		/// Number of UTF-16 characters in the string indicated by lpString. This count can include a terminating null character. If the
		/// terminating null character is included in the character count, it does not affect the checking behavior because the terminating
		/// null character is always defined.
		/// </para>
		/// <para>
		/// The application should supply -1 to indicate that the string is null-terminated. In this case, the function itself calculates the
		/// string length.
		/// </para>
		/// </param>
		/// <returns>
		/// Returns <c>TRUE</c> if successful, only if the input string is valid, or <c>FALSE</c> otherwise. To get extended error
		/// information, the application can call <c>GetLastError</c>, which can return one of the following error codes:
		/// </returns>
		// BOOL IsNLSDefinedString( _In_ NLS_FUNCTION Function, _In_ DWORD dwFlags, _In_ LPNLSVERSIONINFO lpVersionInformation, _In_ LPCWSTR
		// lpString, _In_ INT cchStr); https://msdn.microsoft.com/en-us/library/windows/desktop/dd318669(v=vs.85).aspx
		[DllImport(Lib.Kernel32, SetLastError = true, ExactSpelling = true, CharSet = CharSet.Unicode)]
		[PInvokeData("Winnls.h", MSDNShortId = "dd318669")]
		[return: MarshalAs(UnmanagedType.Bool)]
		public static extern bool IsNLSDefinedString(SYSNLS_FUNCTION Function, [Optional] uint dwFlags, ref NLSVERSIONINFO lpVersionInformation, string lpString, int cchStr = -1);

		/// <summary>Determines if each character in a string has a defined result for a specified NLS capability.</summary>
		/// <param name="Function">NLS capability to query. This value must be COMPARE_STRING. See the <c>SYSNLS_FUNCTION</c> enumeration.</param>
		/// <param name="dwFlags">Flags defining the function. Must be 0.</param>
		/// <param name="lpVersionInformation">
		/// Pointer to an <c>NLSVERSIONINFO</c> structure containing version information. Typically, the information is obtained by calling
		/// <c>GetNLSVersion</c>. The application sets this parameter to <c>NULL</c> if the function is to use the current version.
		/// </param>
		/// <param name="lpString">Pointer to the UTF-16 string to examine.</param>
		/// <param name="cchStr">
		/// <para>
		/// Number of UTF-16 characters in the string indicated by lpString. This count can include a terminating null character. If the
		/// terminating null character is included in the character count, it does not affect the checking behavior because the terminating
		/// null character is always defined.
		/// </para>
		/// <para>
		/// The application should supply -1 to indicate that the string is null-terminated. In this case, the function itself calculates the
		/// string length.
		/// </para>
		/// </param>
		/// <returns>
		/// Returns <c>TRUE</c> if successful, only if the input string is valid, or <c>FALSE</c> otherwise. To get extended error
		/// information, the application can call <c>GetLastError</c>, which can return one of the following error codes:
		/// </returns>
		// BOOL IsNLSDefinedString( _In_ NLS_FUNCTION Function, _In_ DWORD dwFlags, _In_ LPNLSVERSIONINFO lpVersionInformation, _In_ LPCWSTR
		// lpString, _In_ INT cchStr); https://msdn.microsoft.com/en-us/library/windows/desktop/dd318669(v=vs.85).aspx
		[DllImport(Lib.Kernel32, SetLastError = true, ExactSpelling = true, CharSet = CharSet.Unicode)]
		[PInvokeData("Winnls.h", MSDNShortId = "dd318669")]
		[return: MarshalAs(UnmanagedType.Bool)]
		public static extern bool IsNLSDefinedString(SYSNLS_FUNCTION Function, [Optional] uint dwFlags, [Optional] IntPtr lpVersionInformation, string lpString, int cchStr = -1);

		/// <summary>
		/// Verifies that a string is normalized according to Unicode 4.0 TR#15. For more information, see Using Unicode Normalization to
		/// Represent Strings.
		/// </summary>
		/// <param name="NormForm">Normalization form to use. <c>NORM_FORM</c> specifies the standard Unicode normalization forms.</param>
		/// <param name="lpString">Pointer to the string to test.</param>
		/// <param name="cwLength">
		/// Length, in characters, of the input string, including a null terminating character. If this value is -1, the function assumes the
		/// string to be null-terminated and calculates the length automatically.
		/// </param>
		/// <returns>
		/// <para>
		/// Returns <c>TRUE</c> if the input string is already normalized to the appropriate form, or <c>FALSE</c> otherwise. To get extended
		/// error information, the application can call <c>GetLastError</c>, which can return one of the following error codes:
		/// </para>
		/// <para>If you need to reliably determine <c>FALSE</c> from an error condition, then it must call <c>SetLastError</c>(ERROR_SUCCESS).</para>
		/// </returns>
		// BOOL IsNormalizedString( _In_ NORM_FORM NormForm, _In_ LPCWSTR lpString, _In_ int cwLength); https://msdn.microsoft.com/en-us/library/windows/desktop/dd318671(v=vs.85).aspx
		[DllImport(Lib.Normaliz, SetLastError = true, ExactSpelling = true, CharSet = CharSet.Unicode)]
		[PInvokeData("Winnls.h", MSDNShortId = "dd318671")]
		[return: MarshalAs(UnmanagedType.Bool)]
		public static extern bool IsNormalizedString(NORM_FORM NormForm, string lpString, int cwLength = -1);

		/// <summary>Determines if a specified code page is valid.</summary>
		/// <param name="CodePage">Code page identifier for the code page to check.</param>
		/// <returns>Returns a nonzero value if the code page is valid, or 0 if the code page is invalid.</returns>
		// BOOL IsValidCodePage( _In_ UINT CodePage); https://msdn.microsoft.com/en-us/library/windows/desktop/dd318674(v=vs.85).aspx
		[DllImport(Lib.Kernel32, SetLastError = false, ExactSpelling = true)]
		[PInvokeData("Winnls.h", MSDNShortId = "dd318674")]
		[return: MarshalAs(UnmanagedType.Bool)]
		public static extern bool IsValidCodePage(uint CodePage);

		/// <summary>
		/// Determines if a language group is installed or supported on the operating system. For more information, see NLS Terminology.
		/// </summary>
		/// <param name="LanguageGroup">Identifier of language group to validate. This parameter can have one of the following values:</param>
		/// <param name="dwFlags">
		/// <para>
		/// Flag specifying the validity test to apply to the language group identifier. This parameter can be set to one of the following values.
		/// </para>
		/// <para>
		/// <list type="table">
		/// <listheader>
		/// <term>Value</term>
		/// <term>Meaning</term>
		/// </listheader>
		/// <item>
		/// <term>LGRPID_INSTALLED</term>
		/// <term>Determine if language group identifier is both supported and installed.</term>
		/// </item>
		/// <item>
		/// <term>LGRPID_SUPPORTED</term>
		/// <term>Determine if language group identifier is supported.</term>
		/// </item>
		/// </list>
		/// </para>
		/// </param>
		/// <returns>Returns <c>TRUE</c> if the language group identifier passes the specified validity test, or <c>FALSE</c> otherwise.</returns>
		// BOOL IsValidLanguageGroup( _In_ LGRPID LanguageGroup, _In_ DWORD dwFlags); https://msdn.microsoft.com/en-us/library/windows/desktop/dd318677(v=vs.85).aspx
		[DllImport(Lib.Kernel32, SetLastError = false, ExactSpelling = true)]
		[PInvokeData("Winnls.h", MSDNShortId = "dd318677")]
		[return: MarshalAs(UnmanagedType.Bool)]
		public static extern bool IsValidLanguageGroup(LGRPID LanguageGroup, LGRPID_FLAGS dwFlags = 0);

		/// <summary>
		/// <para>
		/// [ <c>IsValidLocale</c> is available for use in the operating systems specified in the Requirements section. It may be altered or
		/// unavailable in subsequent versions. Instead, use <c>IsValidLocaleName</c> to determine the validity of a supplemental locale.]
		/// </para>
		/// <para>
		/// Determines if the specified locale is installed or supported on the operating system. For more information, see Locales and Languages.
		/// </para>
		/// </summary>
		/// <param name="Locale">
		/// Locale identifier of the locale to validate. You can use the <c>MAKELCID</c> macro to create a locale identifier or use one of
		/// the following predefined values.
		/// </param>
		/// <param name="dwFlags">
		/// <para>Flag specifying the validity test to apply to the locale identifier. This parameter can have one of the following values.</para>
		/// <para>
		/// <list type="table">
		/// <listheader>
		/// <term>Value</term>
		/// <term>Meaning</term>
		/// </listheader>
		/// <item>
		/// <term>LCID_INSTALLED</term>
		/// <term>Determine if the locale identifier is both supported and installed.</term>
		/// </item>
		/// <item>
		/// <term>LCID_SUPPORTED</term>
		/// <term>Determine if the locale identifier is supported.</term>
		/// </item>
		/// <item>
		/// <term>0x39</term>
		/// <term>
		/// Do not use. Instead, use LCID_INSTALLED.Windows Server 2008, Windows Vista, Windows Server 2003, Windows XP and Windows 2000:
		/// Setting dwFlags to 0x39 is a special case that can behave like LCID_INSTALLED for some locales on some versions of Windows.
		/// </term>
		/// </item>
		/// </list>
		/// </para>
		/// </param>
		/// <returns>
		/// Returns a nonzero value if the locale identifier passes the specified validity test. The function returns 0 if it does not succeed.
		/// </returns>
		// BOOL IsValidLocale( _In_ LCID Locale, _In_ DWORD dwFlags); https://msdn.microsoft.com/en-us/library/windows/desktop/dd318679(v=vs.85).aspx
		[DllImport(Lib.Kernel32, SetLastError = false, ExactSpelling = true)]
		[PInvokeData("Winnls.h", MSDNShortId = "dd318679")]
		[return: MarshalAs(UnmanagedType.Bool)]
		public static extern bool IsValidLocale(LCID Locale, LCID_FLAGS dwFlags);

		/// <summary>Determines if the specified locale name is valid for a locale that is installed or supported on the operating system.</summary>
		/// <param name="lpLocaleName">Pointer to the locale name to validate.</param>
		/// <returns>Returns a nonzero value if the locale name is valid, or returns 0 for an invalid name.</returns>
		// BOOL IsValidLocaleName( _In_ LPCWSTR lpLocaleName); https://msdn.microsoft.com/en-us/library/windows/desktop/dd318681(v=vs.85).aspx
		[DllImport(Lib.Kernel32, SetLastError = false, ExactSpelling = true, CharSet = CharSet.Unicode)]
		[PInvokeData("Winnls.h", MSDNShortId = "dd318681")]
		[return: MarshalAs(UnmanagedType.Bool)]
		public static extern bool IsValidLocaleName(string lpLocaleName);

		/// <summary>Determines if the NLS version is valid for a given NLS function.</summary>
		/// <param name="function">The NLS capability to query. This value must be COMPARE_STRING. See the <c>SYSNLS_FUNCTION</c> enumeration.</param>
		/// <param name="lpLocaleName">Pointer to a locale name, or one of the following predefined values.</param>
		/// <param name="lpVersionInformation">
		/// Pointer to an <c>NLSVERSIONINFOEX</c> structure. The application must initialize the <c>dwNLSVersionInfoSize</c> member to .
		/// </param>
		/// <returns>Returns a nonzero value if the NLS version is valid, or zero if the version is invalid.</returns>
		// DWORD IsValidNLSVersion( _In_ NLS_FUNCTION function, _In_opt_ LPCWSTR lpLocaleName, _In_ LPNLSVERSIONINFOEX lpVersionInformation); https://msdn.microsoft.com/en-us/library/windows/desktop/hh706739(v=vs.85).aspx
		[DllImport(Lib.Kernel32, SetLastError = false, ExactSpelling = true, CharSet = CharSet.Unicode)]
		[PInvokeData("Winnls.h", MSDNShortId = "hh706739")]
		[return: MarshalAs(UnmanagedType.Bool)]
		public static extern bool IsValidNLSVersion(SYSNLS_FUNCTION function, string lpLocaleName, ref NLSVERSIONINFOEX lpVersionInformation);

		/// <summary>Converts a locale identifier to a locale name.</summary>
		/// <param name="Locale">
		/// <para>
		/// Locale identifier to translate. You can use the <c>MAKELCID</c> macro to create a locale identifier or use one of the following
		/// predefined values.
		/// </para>
		/// <para><c>Windows Vista:</c> The following custom locale identifiers are also supported.</para>
		/// </param>
		/// <param name="lpName">
		/// Pointer to a buffer in which this function retrieves the locale name, or one of the following predefined values.
		/// </param>
		/// <param name="cchName">
		/// <para>
		/// Size, in characters, of the locale name buffer. The maximum possible length of a locale name, including a terminating null
		/// character, is LOCALE_NAME_MAX_LENGTH. This is the recommended size to supply for this parameter.
		/// </para>
		/// <para>
		/// Alternatively, the application can set this parameter to 0. In this case, the function returns the required size for the locale
		/// name buffer.
		/// </para>
		/// </param>
		/// <param name="dwFlags">
		/// <para><c>Before Windows 7:</c> Reserved; should always be 0.</para>
		/// <para><c>Starting with Windows 7:</c> Can be set to LOCALE_ALLOW_NEUTRAL_NAMES to allow the return of a neutral name.</para>
		/// </param>
		/// <returns>
		/// <para>
		/// Returns the count of characters, including the terminating null character, in the locale name if successful. If the function
		/// succeeds and the value of cchName is 0, the return value is the required size, in characters (including nulls), for the locale
		/// name buffer.
		/// </para>
		/// <para>
		/// The function returns 0 if it does not succeed. To get extended error information, the application can call <c>GetLastError</c>,
		/// which can return one of the following error codes:
		/// </para>
		/// </returns>
		// int LCIDToLocaleName( _In_ LCID Locale, _Out_opt_ LPWSTR lpName, _In_ int cchName, _In_ DWORD dwFlags); https://msdn.microsoft.com/en-us/library/windows/desktop/dd318698(v=vs.85).aspx
		[DllImport(Lib.Kernel32, SetLastError = true, ExactSpelling = true)]
		[PInvokeData("Winnls.h", MSDNShortId = "dd318698")]
		public static extern int LCIDToLocaleName(LCID Locale, StringBuilder lpName, int cchName, LCTYPE dwFlags);

		/// <summary>
		/// For a locale specified by identifier, maps one input character string to another using a specified transformation, or generates a
		/// sort key for the input string.
		/// </summary>
		/// <param name="Locale">
		/// <para>
		/// Locale identifier that specifies the locale. You can use the <c>MAKELCID</c> macro to create a locale identifier or use one of
		/// the following predefined values.
		/// </para>
		/// <para>The following custom locale identifiers are also supported.</para>
		/// </param>
		/// <param name="dwMapFlags">
		/// Flags specifying the type of transformation to use during string mapping or the type of sort key to generate. For detailed
		/// definitions, see the dwMapFlags parameter of <c>LCMapStringEx</c>.
		/// </param>
		/// <param name="lpSrcStr">
		/// Pointer to a source string that the function maps or uses for sort key generation. This string cannot have a size of 0.
		/// </param>
		/// <param name="cchSrc">
		/// <para>
		/// Size, in characters, of the source string indicated by lpSrcStr. The size of the source string can include the terminating null
		/// character, but does not have to. If the terminating null character is included, the mapping behavior of the function is not
		/// greatly affected because the terminating null character is considered to be unsortable and always maps to itself.
		/// </para>
		/// <para>
		/// The application can set the parameter to any negative value to specify that the source string is null-terminated. In this case,
		/// if <c>LCMapString</c> is being used in its string-mapping mode, the function calculates the string length itself, and
		/// null-terminates the mapped string indicated by lpDestStr.
		/// </para>
		/// <para>The application cannot set this parameter to 0.</para>
		/// </param>
		/// <param name="lpDestStr">
		/// Pointer to a buffer in which this function retrieves the mapped string or a sort key. When the application uses this function to
		/// generate a sort key, the destination string can contain an odd number of bytes. The LCMAP_BYTEREV flag only reverses an even
		/// number of bytes. The last byte (odd-positioned) in the sort key is not reversed.
		/// </param>
		/// <param name="cchDest">
		/// <para>
		/// Size, in characters, of the destination string indicated by lpDestStr. If the application is using the function for string
		/// mapping, it supplies a character count for this parameter. If space for a terminating null character is included in cchSrc,
		/// cchDest must also include space for a terminating null character.
		/// </para>
		/// <para>
		/// If the application is using the function to generate a sort key, it supplies a byte count for the size. This byte count must
		/// include space for the sort key 0x00 terminator.
		/// </para>
		/// <para>
		/// The application can set cchDest to 0. In this case, the function does not use the lpDestStr parameter and returns the required
		/// buffer size for the mapped string or sort key.
		/// </para>
		/// </param>
		/// <returns>
		/// <para>
		/// Returns the number of characters or bytes in the translated string or sort key, including a terminating null character, if
		/// successful. If the function succeeds and the value of cchDest is 0, the return value is the size of the buffer required to hold
		/// the translated string or sort key, including a terminating null character.
		/// </para>
		/// <para>
		/// This function returns 0 if it does not succeed. To get extended error information, the application can call <c>GetLastError</c>,
		/// which can return one of the following error codes:
		/// </para>
		/// </returns>
		// int LCMapString( _In_ LCID Locale, _In_ DWORD dwMapFlags, _In_ LPCTSTR lpSrcStr, _In_ int cchSrc, _Out_opt_ LPTSTR lpDestStr, _In_
		// int cchDest); https://msdn.microsoft.com/en-us/library/windows/desktop/dd318700(v=vs.85).aspx
		[DllImport(Lib.Kernel32, SetLastError = true, CharSet = CharSet.Auto)]
		[PInvokeData("Winnls.h", MSDNShortId = "dd318700")]
		public static extern int LCMapString(LCID Locale, uint dwMapFlags, string lpSrcStr, int cchSrc, StringBuilder lpDestStr, int cchDest);

		/// <summary>
		/// For a locale specified by name, maps an input character string to another using a specified transformation, or generates a sort
		/// key for the input string.
		/// </summary>
		/// <param name="lpLocaleName">Pointer to a locale name, or one of the following predefined values.</param>
		/// <param name="dwMapFlags">
		/// <para>
		/// Flag specifying the type of transformation to use during string mapping or the type of sort key to generate. This parameter can
		/// have the following values.
		/// </para>
		/// <para>
		/// <list type="table">
		/// <listheader>
		/// <term>Flag</term>
		/// <term>Meaning</term>
		/// </listheader>
		/// <item>
		/// <term>LCMAP_BYTEREV</term>
		/// <term>Use byte reversal. For example, if the application passes in 0x3450 0x4822, the result is 0x5034 0x2248.</term>
		/// </item>
		/// <item>
		/// <term>LCMAP_FULLWIDTH</term>
		/// <term>
		/// Use Unicode (wide) characters where applicable. This flag and LCMAP_HALFWIDTH are mutually exclusive. With this flag, the mapping
		/// may use Normalization Form C even if an input character is already full-width. For example, the string &amp;quot;は゛&amp;quot;
		/// (which is already full-width) is normalized to &amp;quot;ば&amp;quot;. See Unicode normalization forms.
		/// </term>
		/// </item>
		/// <item>
		/// <term>LCMAP_HALFWIDTH</term>
		/// <term>Use narrow characters where applicable. This flag and LCMAP_FULLWIDTH are mutually exclusive.</term>
		/// </item>
		/// <item>
		/// <term>LCMAP_HIRAGANA</term>
		/// <term>Map all katakana characters to hiragana. This flag and LCMAP_KATAKANA are mutually exclusive.</term>
		/// </item>
		/// <item>
		/// <term>LCMAP_KATAKANA</term>
		/// <term>Map all hiragana characters to katakana. This flag and LCMAP_HIRAGANA are mutually exclusive.</term>
		/// </item>
		/// <item>
		/// <term>LCMAP_LINGUISTIC_CASING</term>
		/// <term>
		/// Use linguistic rules for casing, instead of file system rules (default). This flag is valid with LCMAP_LOWERCASE or
		/// LCMAP_UPPERCASE only.
		/// </term>
		/// </item>
		/// <item>
		/// <term>LCMAP_LOWERCASE</term>
		/// <term>For locales and scripts capable of handling uppercase and lowercase, map all characters to lowercase.</term>
		/// </item>
		/// <item>
		/// <term>LCMAP_SIMPLIFIED_CHINESE</term>
		/// <term>
		/// Map traditional Chinese characters to simplified Chinese characters. This flag and LCMAP_TRADITIONAL_CHINESE are mutually exclusive.
		/// </term>
		/// </item>
		/// <item>
		/// <term>LCMAP_SORTKEY</term>
		/// <term>
		/// Produce a normalized sort key. If the LCMAP_SORTKEY flag is not specified, the function performs string mapping. For details of
		/// sort key generation and string mapping, see the Remarks section.
		/// </term>
		/// </item>
		/// <item>
		/// <term>LCMAP_TITLECASE</term>
		/// <term>Windows 7: Map all characters to title case, in which the first letter of each major word is capitalized.</term>
		/// </item>
		/// <item>
		/// <term>LCMAP_TRADITIONAL_CHINESE</term>
		/// <term>
		/// Map simplified Chinese characters to traditional Chinese characters. This flag and LCMAP_SIMPLIFIED_CHINESE are mutually exclusive.
		/// </term>
		/// </item>
		/// <item>
		/// <term>LCMAP_UPPERCASE</term>
		/// <term>For locales and scripts capable of handling uppercase and lowercase, map all characters to uppercase.</term>
		/// </item>
		/// </list>
		/// </para>
		/// <para>
		/// The following flags can be used alone, with one another, or with the LCMAP_SORTKEY and/or LCMAP_BYTEREV flags. However, they
		/// cannot be combined with the other flags listed above.
		/// </para>
		/// <para>
		/// <list type="table">
		/// <listheader>
		/// <term>Flag</term>
		/// <term>Meaning</term>
		/// </listheader>
		/// <item>
		/// <term>NORM_IGNORENONSPACE</term>
		/// <term>Ignore nonspacing characters. For many scripts (notably Latin scripts), NORM_IGNORENONSPACE coincides with LINGUISTIC_IGNOREDIACRITIC.</term>
		/// </item>
		/// <item>
		/// <term>NORM_IGNORESYMBOLS</term>
		/// <term>Ignore symbols and punctuation.</term>
		/// </item>
		/// </list>
		/// </para>
		/// <para>The flags listed below are used only with the LCMAP_SORTKEY flag.</para>
		/// <para>
		/// <list type="table">
		/// <listheader>
		/// <term>Flag</term>
		/// <term>Meaning</term>
		/// </listheader>
		/// <item>
		/// <term>LINGUISTIC_IGNORECASE</term>
		/// <term>Ignore case, as linguistically appropriate.</term>
		/// </item>
		/// <item>
		/// <term>LINGUISTIC_IGNOREDIACRITIC</term>
		/// <term>Ignore nonspacing characters, as linguistically appropriate.</term>
		/// </item>
		/// <item>
		/// <term>NORM_IGNORECASE</term>
		/// <term>Ignore case. For many scripts (notably Latin scripts), NORM_IGNORECASE coincides with LINGUISTIC_IGNORECASE.</term>
		/// </item>
		/// <item>
		/// <term>NORM_IGNOREKANATYPE</term>
		/// <term>
		/// Do not differentiate between hiragana and katakana characters. Corresponding hiragana and katakana characters compare as equal.
		/// </term>
		/// </item>
		/// <item>
		/// <term>NORM_IGNOREWIDTH</term>
		/// <term>
		/// Ignore the difference between half-width and full-width characters, for example, C a t == cat. The full-width form is a
		/// formatting distinction used in Chinese and Japanese scripts.
		/// </term>
		/// </item>
		/// <item>
		/// <term>NORM_LINGUISTIC_CASING</term>
		/// <term>Use linguistic rules for casing, instead of file system rules (default).</term>
		/// </item>
		/// <item>
		/// <term>SORT_DIGITSASNUMBERS</term>
		/// <term>Windows 7: Treat digits as numbers during sorting, for example, sort &amp;quot;2&amp;quot; before &amp;quot;10&amp;quot;.</term>
		/// </item>
		/// <item>
		/// <term>SORT_STRINGSORT</term>
		/// <term>Treat punctuation the same as symbols.</term>
		/// </item>
		/// </list>
		/// </para>
		/// </param>
		/// <param name="lpSrcStr">
		/// Pointer to a source string that the function maps or uses for sort key generation. This string cannot have a size of 0.
		/// </param>
		/// <param name="cchSrc">
		/// <para>
		/// Size, in characters, of the source string indicated by lpSrcStr. The size of the source string can include the terminating null
		/// character, but does not have to. If the terminating null character is included, the mapping behavior of the function is not
		/// greatly affected because the terminating null character is considered to be unsortable and always maps to itself.
		/// </para>
		/// <para>
		/// The application can set this parameter to any negative value to specify that the source string is null-terminated. In this case,
		/// if <c>LCMapStringEx</c> is being used in its string-mapping mode, the function calculates the string length itself, and
		/// null-terminates the mapped string indicated by lpDestStr.
		/// </para>
		/// <para>The application cannot set this parameter to 0.</para>
		/// </param>
		/// <param name="lpDestStr">
		/// Pointer to a buffer in which this function retrieves the mapped string or sort key. If the application specifies LCMAP_SORTKEY,
		/// the function stores a sort key in the buffer as an opaque array of byte values that can include embedded 0 bytes.
		/// </param>
		/// <param name="cchDest">
		/// <para>
		/// Size, in characters, of the buffer indicated by lpDestStr. If the application is using the function for string mapping, it
		/// supplies a character count for this parameter. If space for a terminating null character is included in cchSrc, cchDest must also
		/// include space for a terminating null character.
		/// </para>
		/// <para>
		/// If the application is using the function to generate a sort key, it supplies a byte count for the size. This byte count must
		/// include space for the sort key 0x00 terminator.
		/// </para>
		/// <para>
		/// The application can set cchDest to 0. In this case, the function does not use the lpDestStr parameter and returns the required
		/// buffer size for the mapped string or sort key.
		/// </para>
		/// </param>
		/// <param name="lpVersionInformation">
		/// <para>
		/// Pointer to an <c>NLSVERSIONINFOEX</c> structure that contains the version information about the relevant NLS capability; usually
		/// retrieved from <c>GetNLSVersionEx</c>.
		/// </para>
		/// <para><c>Windows Vista, Windows 7:</c> Reserved; must set to <c>NULL</c>.</para>
		/// </param>
		/// <param name="lpReserved">Reserved; must be <c>NULL</c>.</param>
		/// <param name="sortHandle">Reserved; must be 0.</param>
		/// <returns>
		/// <para>
		/// Returns the number of characters or bytes in the translated string or sort key, including a terminating null character, if
		/// successful. If the function succeeds and the value of cchDest is 0, the return value is the size of the buffer required to hold
		/// the translated string or sort key, including a terminating null character if the input was null terminated.
		/// </para>
		/// <para>
		/// This function returns 0 if it does not succeed. To get extended error information, the application can call <c>GetLastError</c>,
		/// which can return one of the following error codes:
		/// </para>
		/// </returns>
		// int LCMapStringEx( _In_opt_ LPCWSTR lpLocaleName, _In_ DWORD dwMapFlags, _In_ LPCWSTR lpSrcStr, _In_ int cchSrc, _Out_opt_ LPWSTR
		// lpDestStr, _In_ int cchDest, _In_opt_ LPNLSVERSIONINFO lpVersionInformation, _In_opt_ LPVOID lpReserved, _In_opt_ LPARAM
		// sortHandle); https://msdn.microsoft.com/en-us/library/windows/desktop/dd318702(v=vs.85).aspx
		[DllImport(Lib.Kernel32, SetLastError = true, ExactSpelling = true, CharSet = CharSet.Unicode)]
		[PInvokeData("Winnls.h", MSDNShortId = "dd318702")]
		public static extern int LCMapStringEx(string lpLocaleName, uint dwMapFlags, string lpSrcStr, int cchSrc, StringBuilder lpDestStr, int cchDest, ref NLSVERSIONINFO lpVersionInformation, [Optional] IntPtr lpReserved, [Optional] IntPtr sortHandle);

		/// <summary>
		/// For a locale specified by name, maps an input character string to another using a specified transformation, or generates a sort
		/// key for the input string.
		/// </summary>
		/// <param name="lpLocaleName">Pointer to a locale name, or one of the following predefined values.</param>
		/// <param name="dwMapFlags">
		/// <para>
		/// Flag specifying the type of transformation to use during string mapping or the type of sort key to generate. This parameter can
		/// have the following values.
		/// </para>
		/// <para>
		/// <list type="table">
		/// <listheader>
		/// <term>Flag</term>
		/// <term>Meaning</term>
		/// </listheader>
		/// <item>
		/// <term>LCMAP_BYTEREV</term>
		/// <term>Use byte reversal. For example, if the application passes in 0x3450 0x4822, the result is 0x5034 0x2248.</term>
		/// </item>
		/// <item>
		/// <term>LCMAP_FULLWIDTH</term>
		/// <term>
		/// Use Unicode (wide) characters where applicable. This flag and LCMAP_HALFWIDTH are mutually exclusive. With this flag, the mapping
		/// may use Normalization Form C even if an input character is already full-width. For example, the string &amp;quot;は゛&amp;quot;
		/// (which is already full-width) is normalized to &amp;quot;ば&amp;quot;. See Unicode normalization forms.
		/// </term>
		/// </item>
		/// <item>
		/// <term>LCMAP_HALFWIDTH</term>
		/// <term>Use narrow characters where applicable. This flag and LCMAP_FULLWIDTH are mutually exclusive.</term>
		/// </item>
		/// <item>
		/// <term>LCMAP_HIRAGANA</term>
		/// <term>Map all katakana characters to hiragana. This flag and LCMAP_KATAKANA are mutually exclusive.</term>
		/// </item>
		/// <item>
		/// <term>LCMAP_KATAKANA</term>
		/// <term>Map all hiragana characters to katakana. This flag and LCMAP_HIRAGANA are mutually exclusive.</term>
		/// </item>
		/// <item>
		/// <term>LCMAP_LINGUISTIC_CASING</term>
		/// <term>
		/// Use linguistic rules for casing, instead of file system rules (default). This flag is valid with LCMAP_LOWERCASE or
		/// LCMAP_UPPERCASE only.
		/// </term>
		/// </item>
		/// <item>
		/// <term>LCMAP_LOWERCASE</term>
		/// <term>For locales and scripts capable of handling uppercase and lowercase, map all characters to lowercase.</term>
		/// </item>
		/// <item>
		/// <term>LCMAP_SIMPLIFIED_CHINESE</term>
		/// <term>
		/// Map traditional Chinese characters to simplified Chinese characters. This flag and LCMAP_TRADITIONAL_CHINESE are mutually exclusive.
		/// </term>
		/// </item>
		/// <item>
		/// <term>LCMAP_SORTKEY</term>
		/// <term>
		/// Produce a normalized sort key. If the LCMAP_SORTKEY flag is not specified, the function performs string mapping. For details of
		/// sort key generation and string mapping, see the Remarks section.
		/// </term>
		/// </item>
		/// <item>
		/// <term>LCMAP_TITLECASE</term>
		/// <term>Windows 7: Map all characters to title case, in which the first letter of each major word is capitalized.</term>
		/// </item>
		/// <item>
		/// <term>LCMAP_TRADITIONAL_CHINESE</term>
		/// <term>
		/// Map simplified Chinese characters to traditional Chinese characters. This flag and LCMAP_SIMPLIFIED_CHINESE are mutually exclusive.
		/// </term>
		/// </item>
		/// <item>
		/// <term>LCMAP_UPPERCASE</term>
		/// <term>For locales and scripts capable of handling uppercase and lowercase, map all characters to uppercase.</term>
		/// </item>
		/// </list>
		/// </para>
		/// <para>
		/// The following flags can be used alone, with one another, or with the LCMAP_SORTKEY and/or LCMAP_BYTEREV flags. However, they
		/// cannot be combined with the other flags listed above.
		/// </para>
		/// <para>
		/// <list type="table">
		/// <listheader>
		/// <term>Flag</term>
		/// <term>Meaning</term>
		/// </listheader>
		/// <item>
		/// <term>NORM_IGNORENONSPACE</term>
		/// <term>Ignore nonspacing characters. For many scripts (notably Latin scripts), NORM_IGNORENONSPACE coincides with LINGUISTIC_IGNOREDIACRITIC.</term>
		/// </item>
		/// <item>
		/// <term>NORM_IGNORESYMBOLS</term>
		/// <term>Ignore symbols and punctuation.</term>
		/// </item>
		/// </list>
		/// </para>
		/// <para>The flags listed below are used only with the LCMAP_SORTKEY flag.</para>
		/// <para>
		/// <list type="table">
		/// <listheader>
		/// <term>Flag</term>
		/// <term>Meaning</term>
		/// </listheader>
		/// <item>
		/// <term>LINGUISTIC_IGNORECASE</term>
		/// <term>Ignore case, as linguistically appropriate.</term>
		/// </item>
		/// <item>
		/// <term>LINGUISTIC_IGNOREDIACRITIC</term>
		/// <term>Ignore nonspacing characters, as linguistically appropriate.</term>
		/// </item>
		/// <item>
		/// <term>NORM_IGNORECASE</term>
		/// <term>Ignore case. For many scripts (notably Latin scripts), NORM_IGNORECASE coincides with LINGUISTIC_IGNORECASE.</term>
		/// </item>
		/// <item>
		/// <term>NORM_IGNOREKANATYPE</term>
		/// <term>
		/// Do not differentiate between hiragana and katakana characters. Corresponding hiragana and katakana characters compare as equal.
		/// </term>
		/// </item>
		/// <item>
		/// <term>NORM_IGNOREWIDTH</term>
		/// <term>
		/// Ignore the difference between half-width and full-width characters, for example, C a t == cat. The full-width form is a
		/// formatting distinction used in Chinese and Japanese scripts.
		/// </term>
		/// </item>
		/// <item>
		/// <term>NORM_LINGUISTIC_CASING</term>
		/// <term>Use linguistic rules for casing, instead of file system rules (default).</term>
		/// </item>
		/// <item>
		/// <term>SORT_DIGITSASNUMBERS</term>
		/// <term>Windows 7: Treat digits as numbers during sorting, for example, sort &amp;quot;2&amp;quot; before &amp;quot;10&amp;quot;.</term>
		/// </item>
		/// <item>
		/// <term>SORT_STRINGSORT</term>
		/// <term>Treat punctuation the same as symbols.</term>
		/// </item>
		/// </list>
		/// </para>
		/// </param>
		/// <param name="lpSrcStr">
		/// Pointer to a source string that the function maps or uses for sort key generation. This string cannot have a size of 0.
		/// </param>
		/// <param name="cchSrc">
		/// <para>
		/// Size, in characters, of the source string indicated by lpSrcStr. The size of the source string can include the terminating null
		/// character, but does not have to. If the terminating null character is included, the mapping behavior of the function is not
		/// greatly affected because the terminating null character is considered to be unsortable and always maps to itself.
		/// </para>
		/// <para>
		/// The application can set this parameter to any negative value to specify that the source string is null-terminated. In this case,
		/// if <c>LCMapStringEx</c> is being used in its string-mapping mode, the function calculates the string length itself, and
		/// null-terminates the mapped string indicated by lpDestStr.
		/// </para>
		/// <para>The application cannot set this parameter to 0.</para>
		/// </param>
		/// <param name="lpDestStr">
		/// Pointer to a buffer in which this function retrieves the mapped string or sort key. If the application specifies LCMAP_SORTKEY,
		/// the function stores a sort key in the buffer as an opaque array of byte values that can include embedded 0 bytes.
		/// </param>
		/// <param name="cchDest">
		/// <para>
		/// Size, in characters, of the buffer indicated by lpDestStr. If the application is using the function for string mapping, it
		/// supplies a character count for this parameter. If space for a terminating null character is included in cchSrc, cchDest must also
		/// include space for a terminating null character.
		/// </para>
		/// <para>
		/// If the application is using the function to generate a sort key, it supplies a byte count for the size. This byte count must
		/// include space for the sort key 0x00 terminator.
		/// </para>
		/// <para>
		/// The application can set cchDest to 0. In this case, the function does not use the lpDestStr parameter and returns the required
		/// buffer size for the mapped string or sort key.
		/// </para>
		/// </param>
		/// <param name="lpVersionInformation">
		/// <para>
		/// Pointer to an <c>NLSVERSIONINFOEX</c> structure that contains the version information about the relevant NLS capability; usually
		/// retrieved from <c>GetNLSVersionEx</c>.
		/// </para>
		/// <para><c>Windows Vista, Windows 7:</c> Reserved; must set to <c>NULL</c>.</para>
		/// </param>
		/// <param name="lpReserved">Reserved; must be <c>NULL</c>.</param>
		/// <param name="sortHandle">Reserved; must be 0.</param>
		/// <returns>
		/// <para>
		/// Returns the number of characters or bytes in the translated string or sort key, including a terminating null character, if
		/// successful. If the function succeeds and the value of cchDest is 0, the return value is the size of the buffer required to hold
		/// the translated string or sort key, including a terminating null character if the input was null terminated.
		/// </para>
		/// <para>
		/// This function returns 0 if it does not succeed. To get extended error information, the application can call <c>GetLastError</c>,
		/// which can return one of the following error codes:
		/// </para>
		/// </returns>
		// int LCMapStringEx( _In_opt_ LPCWSTR lpLocaleName, _In_ DWORD dwMapFlags, _In_ LPCWSTR lpSrcStr, _In_ int cchSrc, _Out_opt_ LPWSTR
		// lpDestStr, _In_ int cchDest, _In_opt_ LPNLSVERSIONINFO lpVersionInformation, _In_opt_ LPVOID lpReserved, _In_opt_ LPARAM
		// sortHandle); https://msdn.microsoft.com/en-us/library/windows/desktop/dd318702(v=vs.85).aspx
		[DllImport(Lib.Kernel32, SetLastError = true, ExactSpelling = true, CharSet = CharSet.Unicode)]
		[PInvokeData("Winnls.h", MSDNShortId = "dd318702")]
		public static extern int LCMapStringEx(string lpLocaleName, uint dwMapFlags, string lpSrcStr, int cchSrc, StringBuilder lpDestStr, int cchDest, [Optional] IntPtr lpVersionInformation, [Optional] IntPtr lpReserved, [Optional] IntPtr sortHandle);

		/// <summary>
		/// <para>Unsupported. <c>LoadStringByReference</c> may be altered or unavailable. Instead, use SHLoadIndirectString.</para>
		/// </summary>
		/// <param name="Flags">
		/// <para>Reserved.</para>
		/// </param>
		/// <param name="Language">
		/// <para>The language.</para>
		/// </param>
		/// <param name="SourceString">
		/// <para>The source string reference.</para>
		/// </param>
		/// <param name="Buffer">
		/// <para>The buffer to receive the string.</para>
		/// </param>
		/// <param name="cchBuffer">
		/// <para>The size of Buffer, in characters.</para>
		/// </param>
		/// <param name="Directory">
		/// <para>The directory path to SourceString.</para>
		/// </param>
		/// <param name="pcchBufferOut">
		/// <para>The number of characters written to Buffer.</para>
		/// </param>
		/// <returns>
		/// <para>A <c>BOOL</c> datatype.</para>
		/// </returns>
		/// <remarks>
		/// <para><c>LoadStringByReference</c> is not supported and may be altered or unavailable in the future. Instead, use SHLoadIndirectString.</para>
		/// </remarks>
		// https://docs.microsoft.com/en-us/windows/desktop/api/winnls/nf-winnls-loadstringbyreference BOOL LoadStringByReference( DWORD
		// Flags, PCWSTR Language, PCWSTR SourceString, PWSTR Buffer, ULONG cchBuffer, PCWSTR Directory, PULONG pcchBufferOut );
		[DllImport(Lib.Kernel32, SetLastError = false, ExactSpelling = true, CharSet = CharSet.Unicode)]
		[PInvokeData("winnls.h", MSDNShortId = "4E0470ED-512F-4B76-A3E4-31C8B269CD5C")]
		[Obsolete]
		[return: MarshalAs(UnmanagedType.Bool)]
		public static extern bool LoadStringByReference([Optional] uint Flags, string Language, string SourceString, StringBuilder Buffer, uint cchBuffer, string Directory, out uint pcchBufferOut);

		/// <summary>Converts a locale name to a locale identifier.</summary>
		/// <param name="lpName">Pointer to a null-terminated string representing a locale name, or one of the following predefined values.</param>
		/// <param name="dwFlags">
		/// <para><c>Prior to Windows 7:</c> Reserved; should always be 0.</para>
		/// <para><c>Beginning in Windows 7:</c> Can be set to LOCALE_ALLOW_NEUTRAL_NAMES to allow the return of a neutral LCID.</para>
		/// </param>
		/// <returns>
		/// <para>
		/// Returns the locale identifier corresponding to the locale name if successful. If the supplied locale name corresponds to a custom
		/// locale that is the user default, this function returns LOCALE_CUSTOM_DEFAULT. If the locale name corresponds to a custom locale
		/// that is not the user default, the function returns LOCALE_CUSTOM_UNSPECIFIED.
		/// </para>
		/// <para>
		/// If the locale provided is a transient locale or a CLDR (Unicode Common Locale Data Repository) locale, then the LCID returned is 0x1000.
		/// </para>
		/// <para>
		/// The function returns 0 if it does not succeed. To get extended error information, the application can call <c>GetLastError</c>,
		/// which can return one of the following error codes:
		/// </para>
		/// </returns>
		// LCID LocaleNameToLCID( _In_ LPCWSTR lpName, _In_ DWORD dwFlags); https://msdn.microsoft.com/en-us/library/windows/desktop/dd318711(v=vs.85).aspx
		[DllImport(Lib.Kernel32, SetLastError = true, ExactSpelling = true, CharSet = CharSet.Unicode)]
		[PInvokeData("Winnls.h", MSDNShortId = "dd318711")]
		public static extern LCID LocaleNameToLCID(string lpName, LCTYPE dwFlags);

		/// <summary>Creates a language identifier from a primary language identifier and a sublanguage identifier.</summary>
		/// <param name="usPrimaryLanguage">
		/// Primary language identifier. This identifier can be a predefined value or a value for a user-defined primary language. For a
		/// user-defined language, the identifier is a value in the range 0x0200 to 0x03FF. All other values are reserved for operating
		/// system use. For more information, see Language Identifier Constants and Strings.
		/// </param>
		/// <param name="usSubLanguage">
		/// Sublanguage identifier. This parameter can be a predefined sublanguage identifier or a user-defined sublanguage. For a
		/// user-defined sublanguage, the identifier is a value in the range 0x20 to 0x3F. All other values are reserved for operating system
		/// use. For more information, see Language Identifier Constants and Strings.
		/// </param>
		/// <returns>Returns the language identifier.</returns>
		// WORD MAKELANGID( USHORT usPrimaryLanguage, USHORT usSubLanguage); https://msdn.microsoft.com/en-us/library/windows/desktop/dd373908(v=vs.85).aspx
		[PInvokeData("Winnt.h", MSDNShortId = "dd373908")]
		public static ushort MAKELANGID(ushort usPrimaryLanguage, ushort usSubLanguage) => (ushort)(usSubLanguage << 10 | PRIMARYLANGID(usPrimaryLanguage));

		/// <summary>Creates a locale identifier from a language identifier and a sort order identifier.</summary>
		/// <param name="wLanguageID">
		/// Language identifier. This identifier is a combination of a primary language identifier and a sublanguage identifier and is
		/// usually created by using the <c>MAKELANGID</c> macro.
		/// </param>
		/// <param name="wSortID">Sort order identifier.</param>
		/// <returns>Returns the locale identifier.</returns>
		// DWORD MAKELCID( WORD wLanguageID, WORD wSortID); https://msdn.microsoft.com/en-us/library/windows/desktop/dd319052(v=vs.85).aspx
		[PInvokeData("Winnt.h", MSDNShortId = "dd319052")]
		public static uint MAKELCID(ushort wLanguageID, ushort wSortID) => Macros.MAKELONG(wLanguageID, (ushort)(wSortID & 0xf));

		/// <summary>Constructs a locale identifier (LCID) from a language identifier, a sort order identifier, and the sort version.</summary>
		/// <param name="wLanguageID">
		/// Language identifier. This parameter is a combination of a primary language identifier and a sublanguage identifier and is usually
		/// created by using the <c>MAKELANGID</c> macro.
		/// </param>
		/// <param name="wSortID">Sort order identifier.</param>
		/// <param name="wSortVersion">Reserved; must be 0.</param>
		/// <returns>Returns the LCID.</returns>
		// DWORD MAKESORTLCID( WORD wLanguageID, WORD wSortID, WORD wSortVersion); https://msdn.microsoft.com/en-us/library/windows/desktop/dd319053(v=vs.85).aspx
		[PInvokeData("Winnt.h", MSDNShortId = "dd319053")]
		public static uint MAKESORTLCID(ushort wLanguageID, ushort wSortID, ushort wSortVersion) => MAKELCID(wLanguageID, wSortID) | (((uint)wSortVersion & 0xf) << 20);

		/// <summary>
		/// Normalizes characters of a text string according to Unicode 4.0 TR#15. For more information, see Using Unicode Normalization to
		/// Represent Strings.
		/// </summary>
		/// <param name="NormForm">Normalization form to use. <c>NORM_FORM</c> specifies the standard Unicode normalization forms.</param>
		/// <param name="lpSrcString">Pointer to the non-normalized source string.</param>
		/// <param name="cwSrcLength">
		/// Length, in characters, of the buffer containing the source string. The application can set this parameter to -1 if the function
		/// should assume the string to be null-terminated and calculate the length automatically.
		/// </param>
		/// <param name="lpDstString">
		/// Pointer to a buffer in which the function retrieves the destination string. Alternatively, this parameter contains <c>NULL</c> if
		/// cwDstLength is set to 0.
		/// </param>
		/// <param name="cwDstLength">
		/// Length, in characters, of the buffer containing the destination string. Alternatively, the application can set this parameter to
		/// 0 to request the function to return the required size for the destination buffer.
		/// </param>
		/// <returns>
		/// <para>
		/// Returns the length of the normalized string in the destination buffer. If cwDstLength is set to 0, the function returns the
		/// estimated buffer length required to do the actual conversion.
		/// </para>
		/// <para>
		/// If the string in the input buffer is null-terminated or if cwSrcLength is -1, the string written to the destination buffer is
		/// null-terminated and the returned string length includes the terminating null character.
		/// </para>
		/// <para>
		/// The function returns a value that is less than or equal to 0 if it does not succeed. To get extended error information, the
		/// application can call <c>GetLastError</c>, which can return one of the following error codes:
		/// </para>
		/// </returns>
		// int NormalizeString( _In_ NORM_FORM NormForm, _In_ LPCWSTR lpSrcString, _In_ int cwSrcLength, _Out_opt_ LPWSTR lpDstString, _In_
		// int cwDstLength); https://msdn.microsoft.com/en-us/library/windows/desktop/dd319093(v=vs.85).aspx
		[DllImport(Lib.Normaliz, SetLastError = true, ExactSpelling = true, CharSet = CharSet.Unicode)]
		[PInvokeData("Winnls.h", MSDNShortId = "dd319093")]
		public static extern int NormalizeString(NORM_FORM NormForm, string lpSrcString, int cwSrcLength, StringBuilder lpDstString, int cwDstLength);

		/// <summary>Extracts a primary language identifier from a language identifier.</summary>
		/// <param name="lgid">
		/// Language identifier. This value is a combination of a primary language identifier and a sublanguage identifier and is usually
		/// created by using the <c>MAKELANGID</c> macro.
		/// </param>
		/// <returns>
		/// Returns the primary language identifier. It can be one of the predefined primary language identifiers or a user-defined primary
		/// language identifier. For more information, see <c>MAKELANGID</c>.
		/// </returns>
		// WORD PRIMARYLANGID( WORD lgid); https://msdn.microsoft.com/en-us/library/windows/desktop/dd319102(v=vs.85).aspx
		[PInvokeData("Winnt.h", MSDNShortId = "dd319102")]
		public static ushort PRIMARYLANGID(ushort lgid) => (ushort)(lgid & 0x3ff);

		/// <summary>Finds a possible locale name match for the supplied name.</summary>
		/// <param name="lpNameToResolve">Pointer to a name to resolve, for example, "en-FJ" for English (Fiji).</param>
		/// <param name="lpLocaleName">
		/// Pointer to a buffer in which this function retrieves the locale name that is the match for the input name. For example, the match
		/// for the name "en-FJ" is "en-US" for English (United States).
		/// </param>
		/// <param name="cchLocaleName">
		/// Size, in characters, of the buffer indicated by lpLocaleName. The maximum possible length of a locale name, including a
		/// terminating null character, is the value of LOCALE_NAME_MAX_LENGTH. This is the recommended size to supply in this parameter.
		/// </param>
		/// <returns>
		/// <para>Returns the size of the buffer containing the locale name, including the terminating null character, if successful.</para>
		/// <para>
		/// The function returns 0 if it does not succeed. To get extended error information, the application can call <c>GetLastError</c>,
		/// which can return one of the following error codes:
		/// </para>
		/// </returns>
		// int ResolveLocaleName( _In_opt_ LPCWSTR lpNameToResolve, _Out_opt_ LPWSTR lpLocaleName, _In_ int cchLocaleName); https://msdn.microsoft.com/en-us/library/windows/desktop/dd319112(v=vs.85).aspx
		[DllImport(Lib.Kernel32, SetLastError = true, ExactSpelling = true, CharSet = CharSet.Unicode)]
		[PInvokeData("Winnls.h", MSDNShortId = "dd319112")]
		[return: MarshalAs(UnmanagedType.Bool)]
		public static extern bool ResolveLocaleName(string lpNameToResolve, StringBuilder lpLocaleName, int cchLocaleName);

		/// <summary>Sets an item of locale information for a calendar. For more information, see Date and Calendar.</summary>
		/// <param name="Locale">
		/// <para>
		/// Locale identifier that specifies the locale. You can use the MAKELCID macro to create a locale identifier or use one of the
		/// following predefined values.
		/// </para>
		/// <list type="bullet">
		/// <item>
		/// <term>LOCALE_INVARIANT</term>
		/// </item>
		/// <item>
		/// <term>LOCALE_SYSTEM_DEFAULT</term>
		/// </item>
		/// <item>
		/// <term>LOCALE_USER_DEFAULT</term>
		/// </item>
		/// </list>
		/// <para>The following custom locale identifiers are also supported.</para>
		/// <list type="bullet">
		/// <item>
		/// <term>LOCALE_CUSTOM_DEFAULT</term>
		/// </item>
		/// <item>
		/// <term>LOCALE_CUSTOM_UI_DEFAULT</term>
		/// </item>
		/// <item>
		/// <term>LOCALE_CUSTOM_UNSPECIFIED</term>
		/// </item>
		/// </list>
		/// </param>
		/// <param name="Calendar">Calendar identifier for the calendar for which to set information.</param>
		/// <param name="CalType">
		/// <para>
		/// Type of calendar information to set. Only the following CALTYPE values are valid for this function. The CAL_USE_CP_ACP constant
		/// is only meaningful for the ANSI version of the function.
		/// </para>
		/// <list type="bullet">
		/// <item>
		/// <term>CAL_USE_CP_ACP</term>
		/// </item>
		/// <item>
		/// <term>CAL_ITWODIGITYEARMAX</term>
		/// </item>
		/// </list>
		/// <para>
		/// The application can specify only one calendar identifier per call to this function. An exception can be made if the application
		/// uses the binary OR operator to combine CAL_USE_CP_ACP with any valid CALTYPE value defined in
		/// </para>
		/// <para>Calendar Type Information</para>
		/// <para>.</para>
		/// </param>
		/// <param name="lpCalData">
		/// Pointer to a null-terminated calendar information string. The information must be in the format of the specified calendar type.
		/// </param>
		/// <returns>
		/// <para>
		/// Returns a nonzero value if successful, or 0 otherwise. To get extended error information, the application can call GetLastError,
		/// which can return one of the following error codes:
		/// </para>
		/// <list type="bullet">
		/// <item>
		/// <term>ERROR_INTERNAL_ERROR. An unexpected error occurred in the function.</term>
		/// </item>
		/// <item>
		/// <term>ERROR_INVALID_FLAGS. The values supplied for flags were not valid.</term>
		/// </item>
		/// <item>
		/// <term>ERROR_INVALID_PARAMETER. Any of the parameter values was invalid.</term>
		/// </item>
		/// </list>
		/// </returns>
		/// <remarks>
		/// <para>This function only affects the user override portion of the calendar settings. It does not set the system defaults.</para>
		/// <para>
		/// Calendar information is always passed as a null-terminated Unicode string in the Unicode version of this function, and as a
		/// null-terminated ANSI string in the ANSI version. No integers are allowed by this function. Any numeric values must be specified
		/// as either Unicode or ANSI text.
		/// </para>
		/// <para>
		/// When the ANSI version of this function is used with a Unicode-only locale identifier, the function can succeed because the
		/// operating system uses the system code page. However, characters that are undefined in the system code page appear in the string
		/// as a question mark (?).
		/// </para>
		/// <para>
		/// CAL_ITWODIGITYEARMAX can be used with any calendar, even if the calendar is not supported for the specified locale. To avoid
		/// complications, the application should call EnumCalendarInfo to ensure that the calendar is supported for the locale of interest.
		/// </para>
		/// </remarks>
		// https://docs.microsoft.com/en-us/windows/win32/api/winnls/nf-winnls-setcalendarinfoa BOOL SetCalendarInfoA( LCID Locale, CALID
		// Calendar, CALTYPE CalType, LPCSTR lpCalData );
		[DllImport(Lib.Kernel32, SetLastError = true, CharSet = CharSet.Auto)]
		[PInvokeData("winnls.h", MSDNShortId = "3599f68f-5b7c-4bf9-9c42-452047c0731f")]
		[return: MarshalAs(UnmanagedType.Bool)]
		public static extern bool SetCalendarInfo(LCID Locale, CALID Calendar, CALTYPE CalType, string lpCalData);

		/// <summary>
		/// Sets an item of information in the user override portion of the current locale. This function does not set the system defaults.
		/// </summary>
		/// <param name="Locale">
		/// <para>
		/// For the ANSI version of the function, the locale identifier of the locale with the code page used when interpreting the lpLCData
		/// information. For the Unicode version, this parameter is ignored.
		/// </para>
		/// <para>You can use the <c>MAKELCID</c> macro to create a locale identifier or use one of the following predefined values.</para>
		/// <para>The following custom locale identifiers are also supported.</para>
		/// </param>
		/// <param name="LCType">
		/// Type of locale information to set. For valid constants see "Constants Used in the LCType Parameter of GetLocaleInfo,
		/// GetLocaleInfoEx, and SetLocaleInfo" section of Locale Information Constants. The application can specify only one value per call,
		/// but it can use the binary OR operator to combine LOCALE_USE_CP_ACP with any other constant.
		/// </param>
		/// <param name="lpLCData">
		/// Pointer to a null-terminated string containing the locale information to set. The information must be in the format specific to
		/// the specified constant. The application uses a Unicode string for the Unicode version of the function, and an ANSI string for the
		/// ANSI version.
		/// </param>
		/// <returns>
		/// Returns a nonzero value if successful, or 0 otherwise. To get extended error information, the application can call
		/// <c>GetLastError</c>, which can return one of the following error codes:
		/// </returns>
		// BOOL SetLocaleInfo( _In_ LCID Locale, _In_ LCTYPE LCType, _In_ LPCTSTR lpLCData); https://msdn.microsoft.com/en-us/library/windows/desktop/dd374049(v=vs.85).aspx
		[DllImport(Lib.Kernel32, SetLastError = true, CharSet = CharSet.Auto)]
		[PInvokeData("Winnls.h", MSDNShortId = "dd374049")]
		[return: MarshalAs(UnmanagedType.Bool)]
		public static extern bool SetLocaleInfo(LCID Locale, LCTYPE LCType, string lpLCData);

		/// <summary>
		/// Sets the process preferred UI languages for the application process. For more information, see User Interface Language Management.
		/// </summary>
		/// <param name="dwFlags">
		/// <para>
		/// Flags identifying the language format to use for the process preferred UI languages. The flags are mutually exclusive, and the
		/// default is MUI_LANGUAGE_NAME.
		/// </para>
		/// <para>We recommend that you use MUI_LANGUAGE_NAME instead of MUI_LANGUAGE_ID.</para>
		/// <para>
		/// <list type="table">
		/// <listheader>
		/// <term>Value</term>
		/// <term>Meaning</term>
		/// </listheader>
		/// <item>
		/// <term>MUI_LANGUAGE_ID</term>
		/// <term>The input parameter language strings are in language identifier format.</term>
		/// </item>
		/// <item>
		/// <term>MUI_LANGUAGE_NAME</term>
		/// <term>The input parameter language strings are in language name format.</term>
		/// </item>
		/// </list>
		/// </para>
		/// </param>
		/// <param name="pwszLanguagesBuffer">
		/// <para>
		/// Pointer to a double null-terminated multi-string buffer that contains an ordered, null-delimited list in decreasing order of
		/// preference. If there are more than five languages in the buffer, the function only sets the first five valid languages.
		/// </para>
		/// <para>
		/// Alternatively, this parameter can contain <c>NULL</c> if no language list is required. In this case, the function clears the
		/// preferred UI languages for the process.
		/// </para>
		/// </param>
		/// <param name="pulNumLanguages">
		/// Pointer to the number of languages that has been set in the process language list from the input buffer, up to a maximum of five.
		/// </param>
		/// <returns>
		/// <para>
		/// Returns <c>TRUE</c> if successful or <c>FALSE</c> otherwise. To get extended error information, the application can call
		/// <c>GetLastError</c>, which can return the following error code:
		/// </para>
		/// <para>
		/// If the process preferred UI languages list is empty or if the languages specified for the process are not valid, the function
		/// succeeds and sets 0 in the pulNumLanguages parameter.
		/// </para>
		/// </returns>
		// BOOL SetProcessPreferredUILanguages( _In_ DWORD dwFlags, _In_opt_ PCZZWSTR pwszLanguagesBuffer, _Out_opt_ PULONG pulNumLanguages); https://msdn.microsoft.com/en-us/library/windows/desktop/dd374050(v=vs.85).aspx
		[DllImport(Lib.Kernel32, SetLastError = true, ExactSpelling = true, CharSet = CharSet.Unicode)]
		[PInvokeData("Winnls.h", MSDNShortId = "dd374050")]
		[return: MarshalAs(UnmanagedType.Bool)]
		public static extern bool SetProcessPreferredUILanguages(MUI_LANGUAGE_ENUM dwFlags,
			[In, MarshalAs(UnmanagedType.CustomMarshaler, MarshalTypeRef = typeof(NullTermStringArrayMarshaler), MarshalCookie = "Unicode")] string[] pwszLanguagesBuffer, out uint pulNumLanguages);

		/// <summary>Sets the current locale of the calling thread.</summary>
		/// <param name="Locale">
		/// Locale identifier that specifies the locale. You can use the <c>MAKELCID</c> macro to create a locale identifier or use one of
		/// the following predefined values.
		/// </param>
		/// <returns>The function should return an LCID on success. This is the LCID of the previous thread locale.</returns>
		// BOOL SetThreadLocale( _In_ LCID Locale); https://msdn.microsoft.com/en-us/library/windows/desktop/dd374051(v=vs.85).aspx
		[DllImport(Lib.Kernel32, SetLastError = false, ExactSpelling = true)]
		[PInvokeData("Winnls.h", MSDNShortId = "dd374051")]
		[return: MarshalAs(UnmanagedType.Bool)]
		public static extern bool SetThreadLocale(LCID Locale);

		/// <summary>
		/// Sets the thread preferred UI languages for the current thread. For more information, see User Interface Language Management.
		/// </summary>
		/// <param name="dwFlags">
		/// <para>Flags identifying format and filtering for the languages to set.</para>
		/// <para>
		/// The following format flags specify the language format to use for the thread preferred UI languages. The flags are mutually
		/// exclusive, and the default is MUI_LANGUAGE_NAME.
		/// </para>
		/// <para>We recommend that you use MUI_LANGUAGE_NAME instead of MUI_LANGUAGE_ID.</para>
		/// <para>
		/// <list type="table">
		/// <listheader>
		/// <term>Value</term>
		/// <term>Meaning</term>
		/// </listheader>
		/// <item>
		/// <term>MUI_LANGUAGE_ID</term>
		/// <term>The input parameter language strings are in language identifier format.</term>
		/// </item>
		/// <item>
		/// <term>MUI_LANGUAGE_NAME</term>
		/// <term>The input parameter language strings are in language name format.</term>
		/// </item>
		/// </list>
		/// </para>
		/// <para>
		/// The following filtering flags specify filtering for the language list. The flags are mutually exclusive. By default, neither
		/// MUI_COMPLEX_SCRIPT_FILTER nor MUI_CONSOLE_FILTER is set. For more information about the filtering flags, see the Remarks section.
		/// </para>
		/// <para>
		/// <list type="table">
		/// <listheader>
		/// <term>Value</term>
		/// <term>Meaning</term>
		/// </listheader>
		/// <item>
		/// <term>MUI_COMPLEX_SCRIPT_FILTER</term>
		/// <term>
		/// GetThreadPreferredUILanguages should replace with the appropriate fallback all languages having complex scripts. When this flag
		/// is specified, NULL must be passed for all other parameters.
		/// </term>
		/// </item>
		/// <item>
		/// <term>MUI_CONSOLE_FILTER</term>
		/// <term>
		/// GetThreadPreferredUILanguages should replace with the appropriate fallback all languages that cannot display properly in a
		/// console window with the current operating system settings. When this flag is specified, NULL must be passed for all other parameters.
		/// </term>
		/// </item>
		/// <item>
		/// <term>MUI_RESET_FILTERS</term>
		/// <term>
		/// Reset the filtering for the language list by removing any other filter settings. When this flag is specified, NULL must be passed
		/// for all other parameters. After setting this flag, the application can call GetThreadPreferredUILanguages to retrieve the
		/// complete unfiltered list.
		/// </term>
		/// </item>
		/// </list>
		/// </para>
		/// </param>
		/// <param name="pwszLanguagesBuffer">
		/// <para>
		/// Pointer to a double null-terminated multi-string buffer that contains an ordered, null-delimited list, in the format specified by dwFlags.
		/// </para>
		/// <para>
		/// To clear the thread preferred UI languages list, an application sets this parameter to a null string or an empty double
		/// null-terminated string. If an application clears a language list, it should specify either a format flag or 0 for the dwFlags parameter.
		/// </para>
		/// <para>
		/// When the application specifies one of the filtering flags, it must set this parameter to <c>NULL</c>. In this case, the function
		/// succeeds, but does not reset the thread preferred languages.
		/// </para>
		/// </param>
		/// <param name="pulNumLanguages">
		/// Pointer to the number of languages that the function has set in the thread preferred UI languages list. When the application
		/// specifies one of the filtering flags, the function must set this parameter to <c>NULL</c>.
		/// </param>
		/// <returns>Returns <c>TRUE</c> if the function succeeds or <c>FALSE</c> otherwise.</returns>
		// BOOL SetThreadPreferredUILanguages( _In_ DWORD dwFlags, _In_opt_ PCZZWSTR pwszLanguagesBuffer, _Out_opt_ PULONG pulNumLanguages); https://msdn.microsoft.com/en-us/library/windows/desktop/dd374052(v=vs.85).aspx
		[DllImport(Lib.Kernel32, SetLastError = false, ExactSpelling = true, CharSet = CharSet.Unicode)]
		[PInvokeData("Winnls.h", MSDNShortId = "dd374052")]
		[return: MarshalAs(UnmanagedType.Bool)]
		public static extern bool SetThreadPreferredUILanguages(MUI_LANGUAGE_FLAGS dwFlags,
			[In, MarshalAs(UnmanagedType.CustomMarshaler, MarshalTypeRef = typeof(NullTermStringArrayMarshaler), MarshalCookie = "Unicode")] string[] pwszLanguagesBuffer, out uint pulNumLanguages);

		/// <summary>
		/// <para>Sets the user interface language for the current thread.</para>
		/// <para>
		/// <c>Windows Vista and later:</c> This function cannot clear the thread preferred UI languages list. Your MUI application should
		/// call <c>SetThreadPreferredUILanguages</c> to clear the language list.
		/// </para>
		/// <para>
		/// <c>Windows XP:</c> This function is limited to allowing the operating system to identify and set a value that is safe to use on
		/// the Windows console.
		/// </para>
		/// </summary>
		/// <param name="LangId">
		/// <para>Language identifier for the user interface language for the thread.</para>
		/// <para>
		/// <c>Windows Vista and later:</c> The application can specify a language identifier of 0 or a nonzero identifier. For more
		/// information, see the Remarks section.
		/// </para>
		/// <para>
		/// <c>Windows XP:</c> The application can only set this parameter to 0. This setting causes the function to select the language that
		/// best supports the console display. For more information, see the Remarks section.
		/// </para>
		/// </param>
		/// <returns>
		/// <para>
		/// Returns the input language identifier if successful. If the input identifier is nonzero, the function returns that value. If the
		/// language identifier is 0, the function always succeeds and returns the identifier of the language that best supports the Windows
		/// console. See the Remarks section.
		/// </para>
		/// <para>
		/// If the input language identifier is nonzero and the function fails, the return value differs from the input language identifier.
		/// To get extended error information, the application can call <c>GetLastError</c>.
		/// </para>
		/// </returns>
		// LANGID SetThreadUILanguage( _In_ LANGID LangId); https://msdn.microsoft.com/en-us/library/windows/desktop/dd374053(v=vs.85).aspx
		[DllImport(Lib.Kernel32, SetLastError = true, ExactSpelling = true)]
		[PInvokeData("Winnls.h", MSDNShortId = "dd374053")]
		public static extern ushort SetThreadUILanguage(ushort LangId);

		/// <summary>
		/// <para>
		/// [ <c>SetUserGeoID</c> is available for use in the operating systems specified in the Requirements section. It may be altered or
		/// unavailable in subsequent versions. Instead, use <c>SetUserGeoName</c>.]
		/// </para>
		/// <para>
		/// Sets the geographical location identifier for the user. This identifier should have one of the values described in Table of
		/// Geographical Locations.
		/// </para>
		/// </summary>
		/// <param name="GeoId">Identifier for the geographical location of the user.</param>
		/// <returns>
		/// <para>Returns <c>TRUE</c> if successful or <c>FALSE</c> otherwise.</para>
		/// <para>
		/// <c>Windows XP, Windows Server 2003</c>: This function does not supply extended error information. Thus it is not appropriate for
		/// an application to call <c>GetLastError</c> after this function. If the application does call <c>GetLastError</c>, it can return a
		/// value set by some previously called function.
		/// </para>
		/// <para>
		/// If this function does not succeed, the application can call <c>GetLastError</c>, which can return one of the following error codes:
		/// </para>
		/// </returns>
		// BOOL SetUserGeoID( _In_ GEOID GeoId); https://msdn.microsoft.com/en-us/library/windows/desktop/dd374055(v=vs.85).aspx
		[DllImport(Lib.Kernel32, SetLastError = true, ExactSpelling = true)]
		[PInvokeData("Winnls.h", MSDNShortId = "dd374055")]
		[return: MarshalAs(UnmanagedType.Bool)]
		public static extern bool SetUserGeoID(int GeoId);

		/// <summary>
		/// Sets the geographic location for the current user to the specified two-letter International Organization for Standardization
		/// (ISO) 3166-1 code or numeric United Nations (UN) Series M, Number 49 (M.49) code.
		/// </summary>
		/// <param name="geoName">
		/// The two-letter ISO 3166-1 or numeric UN M.49 code for the geographic location to set for the current user. To get the codes that
		/// are available on the operating system, call EnumSystemGeoNames.
		/// </param>
		/// <returns>Returns TRUE if successful or FALSE otherwise.</returns>
		// BOOL WINAPI SetUserGeoName(_In_ PWSTR geoName); https://msdn.microsoft.com/en-us/library/windows/desktop/mt812045(v=vs.85).aspx
		[DllImport(Lib.Kernel32, SetLastError = true, ExactSpelling = true, CharSet = CharSet.Unicode)]
		[PInvokeData("Winnls.h", MSDNShortId = "mt812045")]
		[return: MarshalAs(UnmanagedType.Bool)]
		public static extern bool SetUserGeoName(string geoName);

		/// <summary>Extracts a sublanguage identifier from a language identifier.</summary>
		/// <param name="lgid">
		/// Language identifier. You can supply predefined values for this parameter, or create an identifier using the <c>MAKELANGID</c> macro.
		/// </param>
		/// <returns>
		/// Returns a sublanguage identifier. This can be a predefined sublanguage identifier or a user-defined sublanguage identifier.
		/// </returns>
		// WORD SUBLANGID( WORD lgid); https://msdn.microsoft.com/en-us/library/windows/desktop/dd374066(v=vs.85).aspx
		[PInvokeData("Winnt.h", MSDNShortId = "dd374066")]
		public static ushort SUBLANGID(ushort lgid) => (ushort)(lgid >> 10);

		/// <summary>
		/// <para>
		/// Deprecated. Gets the day of the week that corresponds to a specified day and populates the <c>DayOfWeek</c> member in the
		/// specified <c>CALDATETIME</c> structure with that value.
		/// </para>
		/// </summary>
		/// <returns>
		/// <para>
		/// Returns <c>TRUE</c> if successful or <c>FALSE</c> otherwise. To get extended error information, the application can call
		/// <c>GetLastError</c>, which can return one of the following error codes:
		/// </para>
		/// <list type="bullet">
		/// <item>
		/// <term>ERROR_DATE_OUT_OF_RANGE. The specified date was out of range.</term>
		/// </item>
		/// <item>
		/// <term>ERROR_INVALID_PARAMETER. Any of the parameter values was invalid.</term>
		/// </item>
		/// </list>
		/// </returns>
		/// <remarks>
		/// <para>
		/// This function does not have an associated header file or library file. The application can call <c>LoadLibrary</c> with the DLL
		/// name (Kernel32.dll) to obtain a module handle. It can then call <c>GetProcAddress</c> with that module handle and the name of
		/// this function to get the function address.
		/// </para>
		/// </remarks>
		// https://docs.microsoft.com/en-us/windows/desktop/intl/updatecalendardayofweek BOOL UpdateCalendarDayOfWeek( _Inout_ LPCALDATETIME
		// lpCalDateTime );
		[DllImport(Lib.Kernel32, SetLastError = true, ExactSpelling = true)]
		[PInvokeData("", MSDNShortId = "b9ae250a-73bb-4ec2-bb0d-e1f8b25c173c")]
		[return: MarshalAs(UnmanagedType.Bool)]
		public static extern bool UpdateCalendarDayOfWeek(ref CALDATETIME lpCalDateTime);

		/// <summary>Compares two enumerated lists of scripts.</summary>
		/// <param name="dwFlags">
		/// <para>Flags specifying script verification options.</para>
		/// <para>
		/// <list type="table">
		/// <listheader>
		/// <term>Value</term>
		/// <term>Meaning</term>
		/// </listheader>
		/// <item>
		/// <term>VS_ALLOW_LATIN</term>
		/// <term>Allow &amp;quot;Latn&amp;quot; (Latin script) in the test list even if it is not in the locale list.</term>
		/// </item>
		/// </list>
		/// </para>
		/// </param>
		/// <param name="lpLocaleScripts">
		/// Pointer to the locale list, the enumerated list of scripts for a given locale. This list is typically populated by calling
		/// <c>GetLocaleInfoEx</c> with LCType set to LOCALE_SSCRIPTS.
		/// </param>
		/// <param name="cchLocaleScripts">
		/// Size, in characters, of the string indicated by lpLocaleScripts. The application sets this parameter to -1 if the string is
		/// null-terminated. If this parameter is set to 0, the function fails.
		/// </param>
		/// <param name="lpTestScripts">
		/// Pointer to the test list, a second enumerated list of scripts. This list is typically populated by calling <c>GetStringScripts</c>.
		/// </param>
		/// <param name="cchTestScripts">
		/// Size, in characters, of the string indicated by lpTestScripts. The application sets this parameter to -1 if the string is
		/// null-terminated. If this parameter is set to 0, the function fails.
		/// </param>
		/// <returns>
		/// <para>
		/// Returns <c>TRUE</c> if the test list is non-empty and all items in the list are also included in the locale list. The function
		/// still returns <c>TRUE</c> if the locale list contains more scripts than the test list, but all the test list scripts must be
		/// contained in the locale list. If VS_ALLOW_LATIN is specified in dwFlags, the function behaves as if "Latn;" is always in the
		/// locale list.
		/// </para>
		/// <para>
		/// In all other cases, the function returns <c>FALSE</c>. This return can indicate that the test list contains an item that is not
		/// in the locale list, or it can indicate an error. To distinguish between these two cases, the application should call
		/// <c>GetLastError</c>, which can return one of the following error codes:
		/// </para>
		/// </returns>
		// BOOL VerifyScripts( _In_ DWORD dwFlags, _In_ LPCWSTR lpLocaleScripts, _In_ int cchLocaleScripts, _In_ LPCWSTR lpTestScripts, _In_
		// int cchTestScripts); https://msdn.microsoft.com/en-us/library/windows/desktop/dd374129(v=vs.85).aspx
		[DllImport(Lib.Kernel32, SetLastError = true, ExactSpelling = true, CharSet = CharSet.Unicode)]
		[PInvokeData("Winnls.h", MSDNShortId = "dd374129")]
		[return: MarshalAs(UnmanagedType.Bool)]
		public static extern bool VerifyScripts(VS_FLAGS dwFlags, string lpLocaleScripts, int cchLocaleScripts, string lpTestScripts, int cchTestScripts);

		private static IEnumerable<string> GetLanguages<TEnum>(TEnum dwFlags, GetLangFunc<TEnum> func) where TEnum : Enum
		{
			var sz = 0U;
			if (!func(dwFlags, out _, default, ref sz) && sz == 0)
				Win32Error.ThrowLastError();
			using (var mem = new SafeHGlobalHandle(sz))
			{
				if (!func(dwFlags, out var c, mem, ref sz))
					Win32Error.ThrowLastError();
				return c == 0 ? new string[0] : mem.ToStringEnum(CharSet.Unicode).ToArray();
			}
		}

		/// <summary>
		/// <para>Deprecated. Represents an instant in time, typically expressed as a date and time of day and a corresponding calendar.</para>
		/// </summary>
		// https://docs.microsoft.com/en-us/windows/desktop/Intl/caldatetime typedef struct _caldatetime { CALID CalId; UINT Era; UINT Year;
		// UINT Month; UINT Day; UINT DayOfWeek; UINT Hour; UINT Minute; UINT Second; ULONG Tick; } CALDATETIME, *LPCALDATETIME;
		[PInvokeData("", MSDNShortId = "a714ff32-2b1f-4256-931e-324d64daf2ac")]
		[StructLayout(LayoutKind.Sequential)]
		public struct CALDATETIME
		{
			/// <summary>The calendar identifier for the instant in time.</summary>
			public CALID CalId;

			/// <summary>The era information for the instant in time.</summary>
			public uint Era;

			/// <summary>The year for the instant in time.</summary>
			public uint Year;

			/// <summary>The month for the instant in time.</summary>
			public uint Month;

			/// <summary>The day for the instant in time.</summary>
			public uint Day;

			/// <summary>The day of the week for the instant in time.</summary>
			public uint DayOfWeek;

			/// <summary>The hour for the instant in time.</summary>
			public uint Hour;

			/// <summary>The minute for the instant in time.</summary>
			public uint Minute;

			/// <summary>The second for the instant in time.</summary>
			public uint Second;

			/// <summary>The tick for the instant in time.</summary>
			public uint Tick;
		}

		/// <summary>Contains information about a code page. This structure is used by the <c>GetCPInfo</c> function.</summary>
		// typedef struct _cpinfo { UINT MaxCharSize; BYTE DefaultChar[MAX_DEFAULTCHAR]; BYTE LeadByte[MAX_LEADBYTES];} CPINFO, *LPCPINFO; https://msdn.microsoft.com/en-us/library/windows/desktop/dd317780(v=vs.85).aspx
		[PInvokeData("Winnls.h", MSDNShortId = "dd317780")]
		[StructLayout(LayoutKind.Sequential)]
		public struct CPINFO
		{
			/// <summary>
			/// Maximum length, in bytes, of a character in the code page. The length can be 1 for a single-byte character set (SBCS), 2 for
			/// a double-byte character set (DBCS), or a value larger than 2 for other character set types. The function cannot use the size
			/// to distinguish an SBCS or a DBCS from other character sets because of other factors, for example, the use of ISCII or
			/// ISO-2022-xx code pages.
			/// </summary>
			public uint MaxCharSize;

			/// <summary>
			/// Default character used when translating character strings to the specific code page. This character is used by the
			/// <c>WideCharToMultiByte</c> function if an explicit default character is not specified. The default is usually the "?"
			/// character for the code page.
			/// </summary>
			[MarshalAs(UnmanagedType.ByValArray, SizeConst = 2)]
			public byte[] DefaultChar;

			/// <summary>
			/// A fixed-length array of lead byte ranges, for which the number of lead byte ranges is variable. If the code page has no lead
			/// bytes, every element of the array is set to <c>NULL</c>. If the code page has lead bytes, the array specifies a starting
			/// value and an ending value for each range. Ranges are inclusive, and the maximum number of ranges for any code page is five.
			/// The array uses two bytes to describe each range, with two null bytes as a terminator after the last range.
			/// </summary>
			[MarshalAs(UnmanagedType.ByValArray, SizeConst = 12)]
			public byte[] LeadByte;
		}

		/// <summary>Contains information about a code page. This structure is used by the GetCPInfoEx function.</summary>
		/// <remarks>
		/// <para>
		/// Lead bytes are unique to DBCS code pages that allow for more than 256 characters. A lead byte is the first byte of a 2-byte
		/// character in a DBCS. On each DBCS code page, the lead bytes occupy a specific range of byte values. This range is different for
		/// different code pages.
		/// </para>
		/// <para>
		/// The lead byte information is not very helpful for most code pages, and is not even provided for many multi-byte encodings, for
		/// example, UTF-8 and GB18030. Your applications are discouraged from using this information to predict what the MultiByteToWideChar
		/// or WideCharToMultiByte function will do. The function might end up using a default character or performing other default behavior
		/// if the bytes following the lead byte are not as expected.
		/// </para>
		/// </remarks>
		// https://docs.microsoft.com/en-us/windows/desktop/api/winnls/ns-winnls-_cpinfoexa typedef struct _cpinfoexA { UINT MaxCharSize;
		// BYTE DefaultChar[MAX_DEFAULTCHAR]; BYTE LeadByte[MAX_LEADBYTES]; WCHAR UnicodeDefaultChar; UINT CodePage; CHAR
		// CodePageName[MAX_PATH]; } CPINFOEXA, *LPCPINFOEXA;
		[PInvokeData("winnls.h", MSDNShortId = "9639bb11-477e-45ee-b9fb-d5d099925e00")]
		[StructLayout(LayoutKind.Sequential, CharSet = CharSet.Unicode)]
		public struct CPINFOEX
		{
			/// <summary>
			/// Maximum length, in bytes, of a character in the code page. The length can be 1 for a single-byte character set (SBCS), 2 for
			/// a double-byte character set (DBCS), or a value larger than 2 for other character set types. The function cannot use the size
			/// to distinguish an SBCS or a DBCS from other character sets because of other factors, for example, the use of ISCII or
			/// ISO-2022-xx code pages.
			/// </summary>
			public uint MaxCharSize;

			/// <summary>
			/// Default character used when translating character strings to the specific code page. This character is used by the
			/// WideCharToMultiByte function if an explicit default character is not specified. The default is usually the "?" character for
			/// the code page.
			/// </summary>
			[MarshalAs(UnmanagedType.ByValArray, SizeConst = 2)]
			public byte[] DefaultChar;

			/// <summary>
			/// <para>
			/// A fixed-length array of lead byte ranges, for which the number of lead byte ranges is variable. If the code page has no lead
			/// bytes, every element of the array is set to <c>NULL</c>. If the code page has lead bytes, the array specifies a starting
			/// value and an ending value for each range. Ranges are inclusive, and the maximum number of ranges for any code page is five.
			/// The array uses two bytes to describe each range, with two null bytes as a terminator after the last range.
			/// </para>
			/// <para>
			/// <c>Note</c> Some code pages use lead bytes and a combination of other encoding mechanisms. This member is usually only
			/// populated for a subset of the code pages that use lead bytes in some form. For more information, see the Remarks section.
			/// </para>
			/// </summary>
			[MarshalAs(UnmanagedType.ByValArray, SizeConst = 12)]
			public byte[] LeadByte;

			/// <summary>
			/// Unicode default character used in translations from the specific code page. The default is usually the "?" character or the
			/// katakana middle dot character. The Unicode default character is used by the MultiByteToWideChar function.
			/// </summary>
			public ushort UnicodeDefaultChar;

			/// <summary>
			/// Code page value. This value reflects the code page passed to the GetCPInfoEx function. See Code Page Identifiers for a list
			/// of ANSI and other code pages.
			/// </summary>
			public uint CodePage;

			/// <summary>
			/// Full name of the code page. Note that this name is localized and is not guaranteed for uniqueness or consistency between
			/// operating system versions or computers.
			/// </summary>
			[MarshalAs(UnmanagedType.ByValTStr, SizeConst = 260)]
			public string CodePageName;
		}

		/// <summary>
		/// Contains information that defines the format of a currency string. The <c>GetCurrencyFormat</c> function uses this information to
		/// customize a currency string for a specified locale.
		/// </summary>
		// typedef struct _currencyfmt { UINT NumDigits; UINT LeadingZero; UINT Grouping; LPTSTR lpDecimalSep; LPTSTR lpThousandSep; UINT
		// NegativeOrder; UINT PositiveOrder; LPTSTR lpCurrencySymbol;} CURRENCYFMT, *LPCURRENCYFMT; https://msdn.microsoft.com/en-us/library/windows/desktop/dd317784(v=vs.85).aspx
		[PInvokeData("Winnls.h", MSDNShortId = "dd317784")]
		[StructLayout(LayoutKind.Sequential, CharSet = CharSet.Auto)]
		public struct CURRENCYFMT
		{
			/// <summary>Number of fractional digits. This number is equivalent to LOCALE_ICURRDIGITS.</summary>
			public uint NumDigits;

			/// <summary>Value indicating if leading zeros should be used in decimal fields. This value is equivalent to LOCALE_ILZERO.</summary>
			public uint LeadingZero;

			/// <summary>
			/// Number of digits in each group of numbers to the left of the decimal separator specified by <c>lpDecimalSep</c>. The most
			/// significant grouping digit indicates the number of digits in the least significant group immediately to the left of the
			/// decimal separator. Each subsequent grouping digit indicates the next significant group of digits to the left of the previous
			/// group. If the last value supplied is not 0, the remaining groups repeat the last group. Typical examples of settings for this
			/// member are: 0 to group digits as in 123456789.00; 3 to group digits as in 123,456,789.00; and 32 to group digits as in 12,34,56,789.00.
			/// </summary>
			public uint Grouping;

			/// <summary>Pointer to a null-terminated decimal separator string.</summary>
			public string lpDecimalSep;

			/// <summary>Pointer to a null-terminated thousand separator string.</summary>
			public string lpThousandSep;

			/// <summary>Negative currency mode. This mode is equivalent to LOCALE_INEGCURR.</summary>
			public uint NegativeOrder;

			/// <summary>Positive currency mode. This mode is equivalent to LOCALE_ICURRENCY.</summary>
			public uint PositiveOrder;

			/// <summary>Pointer to a null-terminated currency symbol string.</summary>
			public string lpCurrencySymbol;
		}

		/// <summary>
		/// Contains information about a file, related to its use with MUI. Most of this data is stored in the resource configuration data
		/// for the particular file. When this structure is retrieved by <c>GetFileMUIInfo</c>, not all fields are necessarily filled in. The
		/// fields used depend on the flags that the application has passed to that function.
		/// </summary>
		// typedef struct _FILEMUIINFO { DWORD dwSize; DWORD dwVersion; DWORD dwFileType; BYTE pChecksum[16]; BYTE pServiceChecksum[16];
		// DWORD dwLanguageNameOffset; DWORD dwTypeIDMainSize; DWORD dwTypeIDMainOffset; DWORD dwTypeNameMainOffset; DWORD dwTypeIDMUISize;
		// DWORD dwTypeIDMUIOffset; DWORD dwTypeNameMUIOffset; BYTE abBuffer[8];} FILEMUIINFO, *PFILEMUIINFO; https://msdn.microsoft.com/en-us/library/windows/desktop/dd318039(v=vs.85).aspx
		[PInvokeData("Winnls.h", MSDNShortId = "dd318039")]
		[StructLayout(LayoutKind.Sequential)]
		public struct FILEMUIINFO
		{
			/// <summary>
			/// Size of the structure, including the buffer, which can be extended past the 8 bytes declared. The minimum value allowed is .
			/// </summary>
			public uint dwSize;

			/// <summary>Version of the structure. The current version is 0x001.</summary>
			public uint dwVersion;

			/// <summary>The file type. Possible values are:</summary>
			public MUI_FILETYPE dwFileType;

			/// <summary>Pointer to a 128-bit checksum for the file, if it is either an LN file or a language-specific resource file.</summary>
			[MarshalAs(UnmanagedType.ByValArray, SizeConst = 16)]
			public byte[] pChecksum;

			/// <summary>Pointer to a 128-bit checksum for the file, used for servicing.</summary>
			[MarshalAs(UnmanagedType.ByValArray, SizeConst = 16)]
			public byte[] pServiceChecksum;

			/// <summary>
			/// Offset, in bytes, from the beginning of the structure to the language name string for a language-specific resource file, or
			/// to the ultimate fallback language name string for an LN file.
			/// </summary>
			public uint dwLanguageNameOffset;

			/// <summary>
			/// Size of the array for which the offset is indicated by dwTypeIDMainOffset. The size also corresponds to the number of strings
			/// in the multi-string array indicated by dwTypeNameMainOffset.
			/// </summary>
			public uint dwTypeIDMainSize;

			/// <summary>
			/// Offset, in bytes, from the beginning of the structure to a DWORD array enumerating the resource types contained in the LN file.
			/// </summary>
			public uint dwTypeIDMainOffset;

			/// <summary>
			/// Offset, in bytes, from the beginning of the structure to a series of null-terminated strings in a multi-string array
			/// enumerating the resource names contained in the LN file.
			/// </summary>
			public uint dwTypeNameMainOffset;

			/// <summary>
			/// Size of the array with the offset indicated by dwTypeIDMUIOffset. The size also corresponds to the number of strings in the
			/// series of strings indicated by dwTypeNameMUIOffset.
			/// </summary>
			public uint dwTypeIDMUISize;

			/// <summary>
			/// Offset, in bytes, from the beginning of the structure to a DWORD array enumerating the resource types contained in the LN file.
			/// </summary>
			public uint dwTypeIDMUIOffset;

			/// <summary>
			/// Offset, in bytes, from the beginning of the structure to a multi-string array enumerating the resource names contained in the
			/// LN file.
			/// </summary>
			public uint dwTypeNameMUIOffset;

			/// <summary>Remainder of the allocated memory for this structure. See the Remarks section for correct use of this array.</summary>
			[MarshalAs(UnmanagedType.ByValArray, SizeConst = 8)]
			public byte[] abBuffer;

			/// <summary>The default instance of this structure with size and version fields preset.</summary>
			public static readonly FILEMUIINFO Default = new FILEMUIINFO { dwSize = (uint)Marshal.SizeOf(typeof(FILEMUIINFO)), dwVersion = 1 };
		}

		/// <summary>
		/// <para>Deprecated. Contains version information about an NLS capability.</para>
		/// <para>Starting with Windows 8, your app should use <c>NLSVERSIONINFOEX</c> instead of <c>NLSVERSIONINFO</c>.</para>
		/// </summary>
		// typedef struct _nlsversioninfo { DWORD dwNLSVersionInfoSize; DWORD dwNLSVersion; DWORD dwDefinedVersion;} NLSVERSIONINFO,
		// *LPNLSVERSIONINFO; https://msdn.microsoft.com/en-us/library/windows/desktop/dd319086(v=vs.85).aspx
		[PInvokeData("Winnls.h", MSDNShortId = "dd319086")]
		[StructLayout(LayoutKind.Sequential)]
		public struct NLSVERSIONINFO
		{
			/// <summary>Size, in bytes, of the structure.</summary>
			public uint dwNLSVersionInfoSize;

			/// <summary>
			/// NLS version. This value is used to track changes and additions to the set of code points that have the indicated capability
			/// for a particular locale. The value is locale-specific, and increments when the capability changes. For example, using the
			/// COMPARE_STRING capability defined by the <c>SYSNLS_FUNCTION</c> enumeration, the version changes if sorting weights are
			/// assigned to code points that previously had no weights defined for the locale.
			/// </summary>
			public uint dwNLSVersion;

			/// <summary>
			/// Defined version. This value is used to track changes in the repertoire of Unicode code points. The value increments when the
			/// Unicode repertoire is extended, for example, if more characters are defined.
			/// </summary>
			public uint dwDefinedVersion;

			/// <summary>The default instance of this structure with size field preset.</summary>
			public static readonly NLSVERSIONINFO Default = new NLSVERSIONINFO { dwNLSVersionInfoSize = (uint)Marshal.SizeOf(typeof(NLSVERSIONINFO)) };
		}

		/// <summary>Contains version information about an NLS capability.</summary>
		// typedef struct _nlsversioninfoex { DWORD dwNLSVersionInfoSize; DWORD dwNLSVersion; DWORD dwDefinedVersion; DWORD dwEffectiveId;
		// GUID guidCustomVersion;} NLSVERSIONINFOEX, *LPNLSVERSIONINFOEX; https://msdn.microsoft.com/en-us/library/windows/desktop/dd319087(v=vs.85).aspx
		[PInvokeData("Winnls.h", MSDNShortId = "dd319087")]
		[StructLayout(LayoutKind.Sequential)]
		public struct NLSVERSIONINFOEX
		{
			/// <summary>Size, in bytes, of the structure.</summary>
			public uint dwNLSVersionInfoSize;

			/// <summary>
			/// Version. This value is used to track changes and additions to the set of code points that have the indicated capability for a
			/// particular locale. The value is locale-specific, and increments when the capability changes. For example, using the
			/// COMPARE_STRING capability defined by the <c>SYSNLS_FUNCTION</c> enumeration, the version changes if sorting weights are
			/// assigned to code points that previously had no weights defined for the locale.
			/// </summary>
			public uint dwNLSVersion;

			/// <summary>
			/// <para>
			/// Defined version. This value is used to track changes in the repertoire of Unicode code points. The value increments when the
			/// Unicode repertoire is extended, for example, if more characters are defined.
			/// </para>
			/// <para><c>Starting with Windows 8:</c> Deprecated. Use <c>dwNLSVersion</c> instead.</para>
			/// </summary>
			public uint dwDefinedVersion;

			/// <summary>
			/// <para>
			/// Identifier of the sort order used for the input locale for the represented version. For example, for a custom locale en-Mine
			/// that uses 0409 for a sort order identifier, this member contains "0409". If this member specifies a "real" sort,
			/// <c>guidCustomVersion</c> is set to an empty GUID.
			/// </para>
			/// <para><c>Starting with Windows 8:</c> Deprecated. Use <c>guidCustomVersion</c> instead.</para>
			/// </summary>
			public uint dwEffectiveId;

			/// <summary>Unique GUID for the behavior of a custom sort used by the locale for the represented version.</summary>
			public Guid guidCustomVersion;

			/// <summary>The default instance of this structure with size field preset.</summary>
			public static readonly NLSVERSIONINFOEX Default = new NLSVERSIONINFOEX { dwNLSVersionInfoSize = (uint)Marshal.SizeOf(typeof(NLSVERSIONINFOEX)) };
		}

		/// <summary>
		/// Contains information that defines the format of a number string. The <c>GetNumberFormat</c> function uses this information to
		/// customize a number string for a specified locale.
		/// </summary>
		// typedef struct _numberfmt { UINT NumDigits; UINT LeadingZero; UINT Grouping; LPTSTR lpDecimalSep; LPTSTR lpThousandSep; UINT
		// NegativeOrder;} NUMBERFMT, *LPNUMBERFMT; https://msdn.microsoft.com/en-us/library/windows/desktop/dd319095(v=vs.85).aspx
		[PInvokeData("Winnls.h", MSDNShortId = "dd319095")]
		[StructLayout(LayoutKind.Sequential, CharSet = CharSet.Auto)]
		public struct NUMBERFMT
		{
			/// <summary>Number of fractional digits. This value is equivalent to the locale information specified by the value LOCALE_IDIGITS.</summary>
			public uint NumDigits;

			/// <summary>
			/// A value indicating if leading zeros should be used in decimal fields. This value is equivalent to the locale information
			/// specified by the value LOCALE_ILZERO.
			/// </summary>
			public uint LeadingZero;

			/// <summary>
			/// Number of digits in each group of numbers to the left of the decimal separator specified by <c>lpDecimalSep</c>. Values in
			/// the range 0 through 9 and 32 are valid. The most significant grouping digit indicates the number of digits in the least
			/// significant group immediately to the left of the decimal separator. Each subsequent grouping digit indicates the next
			/// significant group of digits to the left of the previous group. If the last value supplied is not 0, the remaining groups
			/// repeat the last group. Typical examples of settings for this member are: 0 to group digits as in 123456789.00; 3 to group
			/// digits as in 123,456,789.00; and 32 to group digits as in 12,34,56,789.00.
			/// </summary>
			public uint Grouping;

			/// <summary>Pointer to a null-terminated decimal separator string.</summary>
			public string lpDecimalSep;

			/// <summary>Pointer to a null-terminated thousand separator string.</summary>
			public string lpThousandSep;

			/// <summary>Negative number mode. This mode is equivalent to the locale information specified by the value LOCALE_INEGNUMBER.</summary>
			public uint NegativeOrder;
		}

		/// <summary>
		/// A safe instance of <c>FILEMUIINFO</c> that holds its own memory and handles the funky pointer magic required to get the values.
		/// </summary>
		public class SafeFILEMUIINFO : IDisposable
		{
			internal SafeHeapBlock mem;
			private const uint minSz = 72;

			/// <summary>Initializes a new instance of the <see cref="SafeFILEMUIINFO"/> class.</summary>
			public SafeFILEMUIINFO()
			{
			}

			/// <summary>The file type. Possible values are:</summary>
			public MUI_FILETYPE dwFileType => (MUI_FILETYPE)Marshal.ReadInt32(mem, 8);

			/// <summary>
			/// Size of the structure, including the buffer, which can be extended past the 8 bytes declared. The minimum value allowed is .
			/// </summary>
			public uint dwSize
			{
				get => mem?.Size ?? 0;
				set
				{
					if (value == dwSize) return;
					if (mem is null)
					{
						mem = new SafeHeapBlock(value);
						Marshal.WriteInt32(mem, 4, (int)dwVersion);
					}
					else
						mem.Size = value;
					Marshal.WriteInt32(mem, mem.Size); // dwSize
				}
			}

			/// <summary>Version of the structure. The current version is 0x001.</summary>
			public uint dwVersion { get; } = 1;

			/// <summary>An array enumerating the resource types contained in the LN file.</summary>
			public uint[] lpTypeIDMain
			{
				get
				{
					if (dwSize < minSz) return new uint[0];
					var len = Marshal.ReadInt32(mem, 48);
					var offset = Marshal.ReadInt32(mem, 52);
					if (len + offset > mem.Size) throw new OutOfMemoryException();
					return offset == 0 ? new uint[0] : mem.DangerousGetHandle().ToArray<uint>(len, offset);
				}
			}

			/// <summary>An array enumerating the resource types contained in the LN file.</summary>
			public uint[] lpTypeIDMUI
			{
				get
				{
					if (dwSize < minSz) return new uint[0];
					var len = Marshal.ReadInt32(mem, 60);
					var offset = Marshal.ReadInt32(mem, 64);
					if (len + offset > mem.Size) throw new OutOfMemoryException();
					return offset == 0 ? new uint[0] : mem.DangerousGetHandle().ToArray<uint>(len, offset);
				}
			}

			/// <summary>A multi-string array enumerating the resource names contained in the LN file.</summary>
			public string[] lpTypeNameMain
			{
				get
				{
					if (dwSize < minSz) return new string[0];
					//var len = Marshal.ReadInt32(mem, 48);
					var offset = Marshal.ReadInt32(mem, 56);
					if (offset > mem.Size) throw new OutOfMemoryException();
					return offset == 0 ? new string[0] : mem.DangerousGetHandle().ToStringEnum(CharSet.Unicode, offset).ToArray();
				}
			}

			/// <summary>A multi-string array enumerating the resource names contained in the LN file.</summary>
			public string[] lpTypeNameMUI
			{
				get
				{
					if (dwSize < minSz) return new string[0];
					//var len = Marshal.ReadInt32(mem, 60);
					var offset = Marshal.ReadInt32(mem, 68);
					if (offset > mem.Size) throw new OutOfMemoryException();
					return offset == 0 ? new string[0] : mem.DangerousGetHandle().ToStringEnum(CharSet.Unicode, offset).ToArray();
				}
			}

			/// <summary>Pointer to a 128-bit checksum for the file, if it is either an LN file or a language-specific resource file.</summary>
			public byte[] pChecksum => dwSize < minSz ? new byte[0] : mem.DangerousGetHandle().ToArray<byte>(16, 12);

			/// <summary>Pointer to a 128-bit checksum for the file, used for servicing.</summary>
			public byte[] pServiceChecksum => dwSize < minSz ? new byte[0] : mem.DangerousGetHandle().ToArray<byte>(16, 28);

			/// <summary>
			/// The language name string for a language-specific resource file, or to the ultimate fallback language name string for an LN file.
			/// </summary>
			public string szLanguageName
			{
				get
				{
					if (dwSize < minSz) return null;
					var offset = Marshal.ReadInt32(mem, 44);
					return offset == 0 ? null : StringHelper.GetString(mem.DangerousGetHandle().Offset(offset), CharSet.Unicode, mem.Size - offset);
				}
			}

			/// <summary>Performs an implicit conversion from <see cref="SafeFILEMUIINFO"/> to <see cref="IntPtr"/>.</summary>
			/// <param name="fmi">The <see cref="SafeFILEMUIINFO"/> instance.</param>
			/// <returns>The result of the conversion.</returns>
			public static implicit operator IntPtr(SafeFILEMUIINFO fmi) => fmi?.mem?.DangerousGetHandle() ?? IntPtr.Zero;

			/// <summary>Performs application-defined tasks associated with freeing, releasing, or resetting unmanaged resources.</summary>
			public void Dispose()
			{
				mem?.Dispose();
				mem = null;
			}
		}
	}
}